{"title":"CarBahn - Engines","description":"\u003cp\u003ePureFlow Performance now carries CarBahn performance Engines!\u003c\/p\u003e","products":[{"product_id":"bmw-s85-5-8l-stroker-engine-with-cams","title":"BMW S85 5.8L Stroker Engine with Cams","description":"\u003cp\u003eThis engine includes CarBahn valve springs, 2mm over-sized 94mm CarBahn-CP forged pistons, CarBahn billet 83mm stroke crankshaft, and high-strength forged Carrillo connecting rods with CarBahn-Clevite racing rod bearings. In addition, the 5.8L engine comes with high performance camshafts to further increase power.\u003c\/p\u003e\n\u003cp\u003eHead gaskets come in 3 thicknesses (.027”- .036”- .040”) depending on the deck height.\u003c\/p\u003e\n\u003cp\u003eConnecting rod bearing and valve springs are common failure items on S65 and S85 engines. In response, CarBahn Autoworks has developed improved bearings and valve springs. This rebuild includes a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003cp\u003eHistory\u003c\/p\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=BeLSHCL0PuELXKDa\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314676293954,"sku":"CBB06-10-9323","price":36995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Screen-Shot-2021-01-25-at-3.23.27-PM.jpg?v=1778878367"},{"product_id":"s65-4-2l-street-performance-engine","title":"S65 4.2L Street Performance Engine","description":"\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eS65 Engine — Street Performance (4.2L)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eStreet Performance\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eengine is engineered to address the known durability limitations of the BMW S65 platform while preserving its high-revving character and naturally aspirated performance. Designed for street and track-day use, this build focuses on improved reliability, sustained high-RPM operation, and long-term durability over the OEM engine.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eOEM Limitations\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eThe BMW S65 engine is known for several inherent wear points that can compromise reliability over time.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eConnecting rod bearings and valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare common failure items on both S65 and S85 engines, particularly in high-RPM or track-driven applications. Left unaddressed, these components can lead to accelerated wear, valvetrain instability, or catastrophic engine failure.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eEngineering Solutions\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 engine addresses these weaknesses through targeted internal upgrades and a comprehensive rebuild process.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eOEM connecting rod bearings are replaced with high-performance\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ebearings\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003edesigned to improve durability under sustained high-RPM operation.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ehigh-performance valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to maintain valvetrain control at elevated engine speeds.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eThe engine is upgraded with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e2mm\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eoversized\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e94mm\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e-CP forged pistons\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e, increasing displacement while improving strength and thermal stability compared to the factory cast pistons. New\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003ehead gaskets\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to ensure proper sealing and long-term reliability.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eComprehensive Rebuild \u0026amp; Timing Service\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eEach engine receives a complete top-end and timing service as part of the rebuild process. This includes a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003efull valve job with new hydraulic lifters\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e, along with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003enew timing chains, timing chain guides, timing chain tensioners\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e, and all associated seals and gaskets. These components are replaced proactively to ensure long-term reliability and consistent performance.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eHigh-Revving Reliability, Preserved Character\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 Street Performance engine\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eretains\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ethe naturally aspirated responsiveness and high-RPM character that\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW73371451 BCX0\"\u003edefine\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ethe S65 platform, while addressing the known durability shortcomings of the OEM engine. The result is a significantly more reliable and robust engine suitable for spirited street driving and track-day use.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eProven\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eAssembly\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW73371451 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW73371451 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW73371451 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003eEach\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 engine is assembled using the same processes and by the same personnel responsible for\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW73371451 BCX0\"\u003eCarBahn’s\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW73371451 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003echampionship-winning race engine programs. With over 46 years of BMW engine-building experience, these engines reflect the same attention to detail and durability that have powered multiple championship-winning efforts, including three prototype racing championships and two overall victories at the 24 Hours of Daytona (2011–2013).\u003c\/span\u003e\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314676392258,"sku":"CBB06-08-6521","price":20995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S65-in-crate-3.jpg?v=1778878367"},{"product_id":"n55-stage-2-high-performance-engine","title":"N55 Stage 2 High Performance Engine","description":"\u003ch3 data-end=\"368\" data-start=\"291\"\u003eCarBahn N55 High-Performance Engine – Designed for up to 750TQ Applications\u003c\/h3\u003e\n\u003cp data-start=\"0\" data-end=\"681\"\u003eThe CarBahn ST2 N55 engine is rated for up to 750 lb-ft of torque. It is designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine. We utilize high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs. The crankshaft is secured with CarBahn's dual pin system to ensure the engine stays in time, and the engine is machined to accept a full-circle thrust main bearing. Additionally, the compression is lowered by 0.5 to optimize power for higher boost settings without risking detonation issues.\u003c\/p\u003e\n\u003cp data-start=\"683\" data-end=\"1174\"\u003eThe CarBahn N55 engine is both stronger and more affordable than the BMW OEM factory engine, making it the perfect choice for BMW N55 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won many championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1285\" data-end=\"1370\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of N55 engine tuning at its finest with CarBahn.\u003c\/p\u003e\n\u003cp data-end=\"1295\" data-start=\"914\"\u003eWhile the stock N55 has a relatively high compression ratio due to CAFE (Corporate Average Fuel Economy) standards, this can limit boost performance. To overcome this, the CarBahn N55 reduces compression by 0.5 points, optimizing it for higher boost and maintaining optimal ignition timing—improving performance by preventing premature ignition retardation.\u003c\/p\u003e\n\u003cp data-end=\"1565\" data-start=\"1297\"\u003eThis high-performance engine is not only stronger than the OEM BMW N55 engine but is also more affordable. Featuring a complete engine overhaul with blueprinting and balancing, the CarBahn N55 offers a 100% increase in torque over the stock engine.\u003c\/p\u003e\n\u003ch4 data-end=\"1611\" data-start=\"1567\"\u003eKey Features of the CarBahn N55 Engine:\u003c\/h4\u003e\n\u003cul data-end=\"2011\" data-start=\"1612\"\u003e\n\u003cli data-end=\"1656\" data-start=\"1612\"\u003eCarrillo Forged Racing Connecting Rods\u003c\/li\u003e\n\u003cli data-end=\"1687\" data-start=\"1657\"\u003eCP Forged Racing Pistons\u003c\/li\u003e\n\u003cli data-end=\"1719\" data-start=\"1688\"\u003eCarBahn Pinned Crankshaft\u003c\/li\u003e\n\u003cli data-end=\"1782\" data-start=\"1720\"\u003eFull Circle Thrust Main Bearing for increased durability\u003c\/li\u003e\n\u003cli data-end=\"1840\" data-start=\"1783\"\u003ePerformance Valve Springs for high boost capability\u003c\/li\u003e\n\u003cli data-end=\"1889\" data-start=\"1841\"\u003eCylinder Head Porting for improved airflow\u003c\/li\u003e\n\u003cli data-end=\"1950\" data-start=\"1890\"\u003eLowered Compression Ratio to optimize for higher boost\u003c\/li\u003e\n\u003cli data-end=\"2008\" data-start=\"1951\"\u003eComplete Engine Overhaul (Blueprinting \u0026amp; Balancing)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2431\" data-start=\"2012\"\u003eThe stock N55 engine struggles with high boost due to a known issue with the crankshaft’s timing chain sprocket, which can spin, causing timing problems and potentially catastrophic damage to the engine. CarBahn addresses this by pinning the timing sprocket to the crankshaft and machining the block for a full-circle thrust bearing, ensuring maximum engine reliability under extreme performance conditions.\u003c\/p\u003e\n\u003ch4 data-end=\"2470\" data-start=\"2433\"\u003eCarBahn Engine Quality \u0026amp; History\u003c\/h4\u003e\n\u003cp data-end=\"3024\" data-start=\"2471\"\u003eCarBahn, led by Steve Dinan, has been at the forefront of BMW racing engines since 1977. With 12 racing championships under its belt, including three prototype championships and two 24 Hours of Daytona victories, CarBahn’s engine shop has proven expertise in building both street performance and full-blown racing engines. This legacy of quality and precision means that you won’t find a higher-quality engine from any other BMW tuning company. All CarBahn engines come with a two-year warranty for peace of mind. \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eCancer and Reproductive Harm – \u003c\/span\u003e\u003ca href=\"http:\/\/www.p65warnings.ca.gov\/\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314676425026,"sku":"CBN55-6002","price":18995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/n55-engine.jpg?v=1778878367"},{"product_id":"stage-1-s58-high-performance-engine-bmw-f9x-x3m-x4m","title":"Stage 1 S58 High Performance Engine | BMW F9X X3M\/X4M","description":"\u003cp data-end=\"549\" data-start=\"0\"\u003eThe CarBahn ST1 B30A S58 engine is rated for up to 650 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We utilize high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. This engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy.\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314676457794,"sku":"CBB06-06-3011","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine_803263be-c90d-45c0-b06c-05c40c3112d6.jpg?v=1778878367"},{"product_id":"stage-1-s63-high-performance-engine-bmw-f9x-m5-m6-x5m-x6m","title":"Stage 1 S63 High Performance Engine | BMW F9X M5\/M6\/X5M\/X6M","description":"\u003cp data-start=\"0\" data-end=\"549\"\u003eThe CarBahn ST1 S63 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We utilize high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. This engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy.\u003c\/p\u003e\n\u003cp data-start=\"551\" data-end=\"1044\"\u003eThe CarBahn S63 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW S63 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"551\" data-end=\"1044\"\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eExperience the power and performance of S63 engine tuning with CarBahn.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe S63 engine is not designed to have large increase in boost. CarBahn has designed a high-performance engine to handle very high outputs by utilizing higher quality racing components. This engine includes higher quality racing Forged Carrillo connecting rods, CP forged pistons and CarBahn high-performance valve springs. This Engine includes a complete rebuild with a valve job, timing chains, chain guides, tensioners, water pump thermostat, new bearings, seals and gaskets.\u003c\/p\u003e\n\u003cp\u003eThe stock high compression ratio is high for CAFÉ. (Corporate average fuel economy). However, this increased compression limits engine performance with higher boost setting by decreasing the size of the fuel air charge in the combustion chamber and by forcing the ignition timing to retard far below MBT (mean best timing). The CarBahn engine has .5 less compression to optimize the engine for the increased boost. If this an emissions legal street car the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drivability on pump gas.\u003c\/p\u003e\n\u003ch5\u003eCarBahn History\u003c\/h5\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW’s since 1977! Winning 12 racing championships including 3 prototype championships and two - 24 hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines. This group of talented engineers, Engine machinist and engine builders has built hundreds of engines. From rebuilds to developing engines making over 625hp on an S65 and over 740hp on an S85.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: large;\"\u003e\u003cb\u003eEngine core acceptance parameters\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eMust be complete core (factory engine, from oil pan to valve cover)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlock must have no:\n\u003cul\u003e\n\u003cli\u003eHoles or cracks in casting\u003c\/li\u003e\n\u003cli\u003eHoles or crack in covers\u003c\/li\u003e\n\u003cli\u003eBore damage that cannot be honed out\u003c\/li\u003e\n\u003cli\u003eThrust surface damage\u003c\/li\u003e\n\u003cli\u003eJournal surfaces damage\u003c\/li\u003e\n\u003cli\u003eBolt hole damage that can’t be repaired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeads must have no:\n\u003cul\u003e\n\u003cli\u003eHoles or cracks in casting\u003c\/li\u003e\n\u003cli\u003eHoles or crack in covers\u003c\/li\u003e\n\u003cli\u003eThrust surface damage\u003c\/li\u003e\n\u003cli\u003eJournal surfaces damage\u003c\/li\u003e\n\u003cli\u003eBolt hole damage that can’t be repaired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdditional repair charges could apply for damaged items that are not normally changed during an overhaul and cannot be repaired or serviced\n\u003cul\u003e\n\u003cli\u003eValves\u003c\/li\u003e\n\u003cli\u003eCrankshafts\u003c\/li\u003e\n\u003cli\u003eCamshafts\u003c\/li\u003e\n\u003cli\u003eGuides\u003c\/li\u003e\n\u003cli\u003eValveTronic mechanism\u003c\/li\u003e\n\u003cli\u003eVanos mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ehttps:\/\/www.youtube.com\/watch?v=WSHusoVQm8o\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Additional Information\u003c\/strong\u003e\u003cbr\u003eOur engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with CarBahn Software Tunes\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eAll engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with Another Company's Tune\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eAll engines listed with a stage number are designed to be road car engines and are covered are covered for 2 year, 24,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003cspan\u003eIf Torque limit is exceeded the warranty is for materials and workmanship only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eRacing Engines\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eRacing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314676752706,"sku":"CBB06-08-8012","price":24995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/stage-1-s63_27077251-5c9a-4dbc-b77c-1b4f6b5a45b6.jpg?v=1778878367"},{"product_id":"stage-1-b58-high-performance-engine-b30c-2wd-bmw-540i-740i-840i-x6-sdrive40i","title":"Stage 1 B58 High Performance Engine (B30C 2WD) | BMW 540i\/740i\/840i\/X6 sDrive40i","description":"\u003cp data-start=\"0\" data-end=\"445\"\u003eThe CarBahn ST1 B58 engine is rated for up to 650 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket.\u003c\/p\u003e\n\u003cp data-start=\"447\" data-end=\"1036\"\u003eThis engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy. The CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW B58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won many championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eExperience top-tier B58 engine tuning with CarBahn.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with high performance valve springs for increased boost. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 50% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine. \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314676490562,"sku":"CBB58-6010SC","price":16995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314676523330,"sku":"CBB58-6010LC","price":16995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine_e2c0e9ea-04e5-468e-a584-42b4d557ce67.jpg?v=1778878367"},{"product_id":"s63-high-performance-racing-engine-tu4-bmw-f9x-m5-m8","title":"S63 High Performance Racing Engine (TU4) | BMW F9X M5\/M8","description":"\u003cp data-start=\"0\" data-end=\"506\"\u003eThe CarBahn BMW S63 engine is specifically designed for high-performance outputs, addressing the limitations of stock boost levels. Utilizing superior racing components like forged Carrillo connecting rods, CP forged pistons, high-performance valve springs, ported heads, and a reground crankshaft with stronger bearings, this rebuild is perfect for BMW performance enthusiasts. It also includes a complete valve job, timing chains, tensioners, water pump, thermostat, and new seals, bearings, and gaskets.\u003c\/p\u003e\n\u003cp data-start=\"508\" data-end=\"827\"\u003eThe stock high compression ratio, designed for CAFÉ (Corporate Average Fuel Economy), reduces engine performance at higher boost levels. CarBahn's engine lowers the compression by 0.5 to optimize boost and improve drivability on pump gas, while also reducing catalyst inlet temperatures for emissions-legal street cars.\u003c\/p\u003e\n\u003cp data-start=\"829\" data-end=\"1106\"\u003eKey features include forged rods, forged pistons, high-performance valve springs, ported heads, and a reground crankshaft with stronger bearings, along with labor and machine work for a full overhaul. As a top BMW tuning company, CarBahn ensures a reliable, high-output engine.\u003c\/p\u003e\n\u003cp data-start=\"1108\" data-end=\"1146\"\u003e\u003cstrong data-start=\"1108\" data-end=\"1145\"\u003eEngine core acceptance parameters\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"1147\" data-end=\"1480\"\u003e\n\u003cli data-start=\"1147\" data-end=\"1202\"\u003eComplete factory engine (from oil pan to valve cover)\u003c\/li\u003e\n\u003cli data-start=\"1203\" data-end=\"1283\"\u003eBlock must be free of cracks, holes, bore damage, and other irreparable issues\u003c\/li\u003e\n\u003cli data-start=\"1284\" data-end=\"1359\"\u003eHeads must be free of casting cracks, hole damage, and irreparable issues\u003c\/li\u003e\n\u003cli data-start=\"1360\" data-end=\"1480\"\u003eAdditional repair charges apply for damaged valves, crankshafts, camshafts, guides, or mechanisms (ValveTronic\/Vanos).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1482\" data-end=\"1585\" data-is-last-node=\"\"\u003eCarBahn offers exceptional BMW S63 engine tuning for those looking to maximize their BMW’s performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Additional Information\u003c\/strong\u003e\u003cbr\u003eOur engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with CarBahn Software Tunes\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eAll engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with Another Company's Tune\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eAll engines listed with a stage number are designed to be road car engines and are covered are covered for 2 year, 24,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003cspan\u003eIf Torque limit is exceeded the warranty is for materials and workmanship only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eRacing Engines\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eRacing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314676556098,"sku":"CB463-6003-SC","price":28995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314676588866,"sku":"CB463-6003-LC","price":28995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/stage-3-s63.jpg?v=1778878367"},{"product_id":"stage-1-s63-high-performance-engine-tu4-bmw-f9x-x5m-x6m","title":"Stage 1 S63 High Performance Engine (TU4) | BMW F9X X5M\/X6M","description":"\u003cp\u003eStage 2 S63 TU4 High Performance Engine: F95 X5M \u0026amp; F96 X6M\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"494\"\u003eThe CarBahn ST2 S63 engine is rated for 1,000+ lb-ft of torque. It’s designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs. The compression is lowered by 0.5 to maximize power for higher boost settings without risking detonation issues.\u003c\/p\u003e\n\u003cp data-start=\"496\" data-end=\"991\"\u003eThe CarBahn S63 engine is both stronger and more affordable than the BMW OEM factory engine, making it the perfect choice for BMW S63 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1102\" data-end=\"1187\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of S63 engine tuning at its finest with CarBahn.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW since 1977, winning 11 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines. These talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003eFrom stock, the S63 engine is not designed for a large increase in boost. CarBahn has designed a high-performance engine to handle very high outputs by utilizing higher quality racing Carrillo connecting rods and forged CP pistons.\u003c\/p\u003e\n\u003cp\u003eFor our Stage 2 engines, high performance direct injection camshafts are reground to increase the stroke on the direct injection pump to increase fuel flow for higher boost levels. We also port and polish the cylinder heads.\u003c\/p\u003e\n\u003cp\u003eThe stock engine compression ratio is relatively high due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (Mean Best Timing, the theoretical optimal ignition timing). Therefore, the Carbahn Autoworks S63 engine has 0.5 less compression to optimize the engine for the increased boost. In an emissions-legal street car, the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drive-ability on pump gas.\u003cspan style=\"font-size: large;\"\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314676621634,"sku":"CBB06-08-5112","price":24995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314676654402,"sku":"CB463-6004-LOWCOMPRESSION","price":24995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/stage-1-s63.jpg?v=1778878367"},{"product_id":"b58-high-performance-racing-engine-b30c-bmw-540i-740i-840i-x540i-x640i-x740i-awd","title":"B58 High Performance Racing Engine (B30C) | BMW 540i\/740i\/840i\/X540i\/X640i\/X740i AWD","description":"\u003cp data-start=\"0\" data-end=\"414\"\u003eThe CarBahn B58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e\n\u003cp data-start=\"793\" data-end=\"939\" data-is-last-node=\"\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314676719938,"sku":"CBB06-06-7522","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3.jpg?v=1778878367"},{"product_id":"bmw-s85-5-2l-street-performance-engine-with-cams","title":"BMW S85 5.2L Street Performance Engine with Cams","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis engine includes replacement of the OEM rod bearings with high performance bearings, CarBahn Autoworks valve springs, 2mm over-sized 94mm CarBahn-CP forged pistons and head gaskets.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eConnecting rod bearing and valve springs are common failure items on S65 and S85 engines. In response, CarBahn Autoworks has developed improved bearings and valve springs. This rebuild includes a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003ch5\u003eHistory\u003c\/h5\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=CMwbD2DN-2F4eqPW\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314680029506,"sku":"CBB06-10-9321","price":26995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S85-crate-rear-1_05cf89a7-c08b-4ca8-bb1c-adc37a073b76.jpg?v=1778878370"},{"product_id":"s65-4-5l-stroked-and-bored-supercharger-turbocharger-engine","title":"S65 4.5L Stroked And Bored Supercharger\/Turbocharger Engine","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe CarBahn Autoworks S65 4.5L stroked and bored engine is built features high performance over-sized forged 92.5mm pistons, billet 83mm stroke crankshaft, and high-strength forged Carrillo connecting rods with CarBahn-Clevite racing rod bearings.\u003c\/p\u003e\n\u003cp\u003eTo facilitate more boost, the engine has been re-engineered to be a forced induction engine with lower compression, more crown height to dissipate heat, thicker rings, and stronger connecting rods. The kit can be purchased in 3 compression ratios: 10:0-1, 10.5-1, and 11:0-1.\u003c\/p\u003e\n\u003cp\u003eThis complete rebuild that increases power and improves durability with Clevite-CarBahn racing rod bearings, CarBahn Autoworks valve springs, an MLS (Multi-Layer Steel) head gasket, a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003ch5\u003eHistory\u003c\/h5\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=jVkd3Fp5mQfKEO7C\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314683339074,"sku":"CB165-6001","price":30995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S65-in-crate-2.jpg?v=1778878375"},{"product_id":"b58-high-performance-racing-engine-b30c-2wd-bmw-540i-740i-840i","title":"B58 High Performance Racing Engine (B30C 2WD) | BMW 540i\/740i\/840i","description":"\u003cp data-start=\"0\" data-end=\"414\"\u003eThe CarBahn B58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e\n\u003cp data-start=\"793\" data-end=\"939\" data-is-last-node=\"\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314683437378,"sku":"CBB06-06-7422","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3_63b36a5a-30b6-44d6-b676-89142f6f36e3.jpg?v=1778878375"},{"product_id":"stage-2-b58-high-performance-engine-b30c-2wd-bmw-540i-740i-840i-x6-sdrive40i","title":"Stage 2 B58 High Performance Engine (B30C 2WD) | BMW 540i\/740i\/840i\/X6 sDrive40i","description":"\u003cp data-start=\"0\" data-end=\"445\"\u003ehe CarBahn ST2 S58 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket.\u003c\/p\u003e\n\u003cp data-start=\"447\" data-end=\"1036\"\u003eThis engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy. The CarBahn S58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW S58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won many championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1147\" data-end=\"1198\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience top-tier S58 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"TextRun SCXW61197914 BCX0\" lang=\"EN-US\" data-contrast=\"none\"\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eThe stock engine compression ratio is \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003erelatively high\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimal\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e ignition timing). Therefore, the \u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW61197914 BCX0\"\u003eCarbahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e B58 engine has 0.5 less compression to \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimize\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e the engine for the increased boost.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW61197914 BCX0\" data-ccp-props='{\"201341983\":0,\"335557856\":16777215,\"335559739\":300,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with lowered compression, ported cylinder head and high-performance valve springs for ultra-high boost pressures. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 100% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine. All engines are backed with a two-year warranty.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314683502914,"sku":"CBB06-06-7412","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/B58_S58_Stage_2_CarBahn_Engine.jpg?v=1778878375"},{"product_id":"s65-4-1l-supercharger-turbocharger-engine","title":"S65 4.1L Supercharger\/Turbocharger Engine","description":"\u003cp\u003eThe CarBahn S65 4.1L bored engine is built features high performance over-sized forged pistons, a forged crankshaft with stock stroke, and high-strength forged Carrillo connecting rods. The bore is increased to 92.5 mm.\u003c\/p\u003e\n\u003cp\u003eWe do a complete rebuild that increases power and improves durability with Clevite-CarBahn racing rod bearings, CarBahn valve springs, an MLS (Multi-Layer Steel) head gasket, a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003cp\u003eTo facilitate more boost, the engine has been re-engineered to be a forced induction engine with lower compression, more crown height to dissipate heat, thicker rings, and stronger connecting rods. The engine can be purchased in 3 compression ratios: 10:0-1, 10.5-1, and 11:0-1.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW’s since 1977, winning 11 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003eThe CarBahn Autoworks S65 4.1L bored engine is built featuring high performance over-sized forged pistons, a forged crankshaft with stock stroke, and high-strength forged Carrillo connecting rods. The bore is increased to 92.5 mm.\u003c\/p\u003e\n\u003cp\u003eWe do a complete rebuild that increases power and improves durability with Clevite-CarBahn racing rod bearings, CarBahn Autoworks valve springs, an MLS (Multi-Layer Steel) head gasket, a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003cp\u003eTo facilitate more boost, the engine has been re-engineered to be a forced induction engine with lower compression, more crown height to dissipate heat, thicker rings, and stronger connecting rods. The engine can be purchased in 3 compression ratios: 10:0-1, 10.5-1, and 11:0-1.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cb\u003eEngine core acceptance parameters\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eMust be complete core (factory engine, from oil pan to valve cover)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlock must have no:\n\u003cul\u003e\n\u003cli\u003eHoles or cracks in casting\u003c\/li\u003e\n\u003cli\u003eHoles or crack in covers\u003c\/li\u003e\n\u003cli\u003eBore damage that cannot be honed out\u003c\/li\u003e\n\u003cli\u003eThrust surface damage\u003c\/li\u003e\n\u003cli\u003eJournal surfaces damage\u003c\/li\u003e\n\u003cli\u003eBolt hole damage that can’t be repaired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeads must have no:\n\u003cul\u003e\n\u003cli\u003eHoles or cracks in casting\u003c\/li\u003e\n\u003cli\u003eHoles or crack in covers\u003c\/li\u003e\n\u003cli\u003eThrust surface damage\u003c\/li\u003e\n\u003cli\u003eJournal surfaces damage\u003c\/li\u003e\n\u003cli\u003eBolt hole damage that can’t be repaired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdditional repair charges could apply for damaged items that are not normally changed during an overhaul and cannot be repaired or serviced\n\u003cul\u003e\n\u003cli\u003eValves\u003c\/li\u003e\n\u003cli\u003eCrankshafts\u003c\/li\u003e\n\u003cli\u003eCamshafts\u003c\/li\u003e\n\u003cli\u003eGuides\u003c\/li\u003e\n\u003cli\u003eValveTronic mechanism\u003c\/li\u003e\n\u003cli\u003eVanos mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Additional Information\u003c\/strong\u003e\u003cbr\u003eOur engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with CarBahn Software Tunes\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eAll engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with Another Company's Tune\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eAll engines listed with a stage number are designed to be road car engines and are covered are covered for 2 year, 24,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003cspan\u003eIf Torque limit is exceeded the warranty is for materials and workmanship only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eRacing Engines\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eRacing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=bKK28LjLFz7dexMQ\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314683535682,"sku":"CB065-6001","price":23995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S65-in-crate-1.jpg?v=1778878376"},{"product_id":"s65-4-6l-street-performance-stroker-engine-with-cams","title":"S65 4.6L Street Performance Stroker Engine with Cams","description":"\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eS65 Engine — Street Performance Stroker w\/ Cams (4.6L)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eStreet Performance Stroker with Cams\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eengine\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003erepresents\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ethe highest level of naturally aspirated street development for the BMW S65 platform. Featuring a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e4.6-liter stroker configuration paired with street-profile camshafts\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e, this engine is engineered to deliver increased torque, improved airflow, and enhanced high-RPM performance while preserving drivability and long-term reliability for street and track-day use.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eOEM Limitations\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eThe factory BMW S65 engine is known for several inherent wear points that can compromise long-term reliability.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eConnecting rod bearings and valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare common failure items on S65 and S85 engines, particularly in high-RPM or track-driven applications. In addition, the OEM displacement and camshaft profiles limit torque output and airflow at higher engine speeds.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eStroker \u0026amp; Camshaft Engineering\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 4.6L Street Performance Stroker with Cams engine addresses these limitations through increased displacement and improved valvetrain airflow. The engine features a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e4.6-liter stroker rotating assembly\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ecombined with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eforged\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e-CP pistons\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e, increasing displacement while improving strength and thermal stability over the factory cast pistons.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eTo enhance top-end breathing and power potential, the engine is equipped with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003estreet-profile performance camshafts\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e,\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eoptimized\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eto increase airflow while\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003emaintaining\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003esmooth idle quality and street-friendly drivability.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eHigh-performance connecting rod bearings\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ereplace the OEM bearings to improve durability under sustained high-RPM operation, while\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ehigh-performance valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eensure precise valvetrain control at elevated engine speeds. New\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003ehead gaskets\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to ensure reliable sealing.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eComprehensive Rebuild \u0026amp; Timing Service\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eEach engine receives a complete rebuild and timing service as part of the stroker and camshaft upgrade. This includes a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003efull valve job with new hydraulic lifters\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e, along with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003enew timing chains, timing chain guides, timing chain tensioners\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e, and all associated seals and gaskets. These components are replaced proactively to support long-term durability and consistent performance.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eMaximum\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eNA Performance, Preserved Character\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eWith increased displacement and upgraded camshafts, the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 4.6L Stroker with Cams engine delivers stronger midrange torque, improved throttle response, and enhanced high-RPM power while\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eretaining\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ethe naturally aspirated sound and character that define the S65 platform. The result is the most capable street-focused NA S65 configuration in the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003elineup.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eProven\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eAssembly\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW15401485 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW15401485 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW15401485 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW15401485 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003eEach\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 engine is assembled using the same processes and by the same personnel responsible for\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW15401485 BCX0\"\u003eCarBahn’s\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003echampionship-winning race engine programs. With over 46 years of BMW engine-building experience, these engines reflect the same attention to detail and durability that have powered\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW15401485 BCX0\"\u003emultiple championship-winning efforts, including three prototype racing championships and two overall victories at the 24 Hours of Daytona (2011–2013).\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314683666754,"sku":"CBB06-08-6523","price":31995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S65-in-crate-3_4ad4d56b-c610-495d-a23a-073c78044e65.jpg?v=1778878378"},{"product_id":"stage-2-b58-high-performance-engine-b30b-2wd-bmw-m240i-m340i-m440i-z4m40i","title":"Stage 2 B58 High Performance Engine (B30B 2WD) | BMW M240i\/M340i\/M440i\/Z4M40i","description":"\u003cp data-start=\"0\" data-end=\"527\"\u003eThe CarBahn ST2 B58 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. Please note, the engine itself is not covered under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"1022\"\u003eThe CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW S58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1133\" data-end=\"1204\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of B58 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"TextRun SCXW61197914 BCX0\" lang=\"EN-US\" data-contrast=\"none\"\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eThe stock engine compression ratio is \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003erelatively high\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimal\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e ignition timing). Therefore, the \u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW61197914 BCX0\"\u003eCarbahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e B58 engine has 0.5 less compression to \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimize\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e the engine for the increased boost.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW61197914 BCX0\" data-ccp-props='{\"201341983\":0,\"335557856\":16777215,\"335559739\":300,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with lowered compression, ported cylinder head and high-performance valve springs for ultra-high boost pressures. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 100% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine. \u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314687041858,"sku":"CBB06-06-7212","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/CB058-6001-1120x9605-1_ad9f9031-094c-4b75-a75e-11b261a96e59.jpg?v=1778878378"},{"product_id":"stage-2-b58-high-performance-engine-b30b-awd-bmw-540i-m240i-m340i-m440i-x3m40i-x4m40i","title":"Stage 2 B58 High Performance Engine (B30B AWD) | BMW 540i\/M240i\/M340i\/M440i\/X3M40i\/X4M40i","description":"\u003cp data-end=\"526\" data-start=\"0\"\u003eThe CarBahn ST2 B58 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. Please note, the engine itself is not covered under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs.\u003c\/p\u003e\n\u003cp data-end=\"1021\" data-start=\"528\"\u003eThe CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW S58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1203\" data-start=\"1132\"\u003eExperience the power and performance of B58 engine tuning with CarBahn.\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-contrast=\"none\" lang=\"EN-US\" class=\"TextRun SCXW61197914 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eThe stock engine compression ratio is \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003erelatively high\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimal\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e ignition timing). Therefore, the \u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW61197914 BCX0\"\u003eCarbahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e B58 engine has 0.5 less compression to \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimize\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e the engine for the increased boost.\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-ccp-props='{\"201341983\":0,\"335557856\":16777215,\"335559739\":300,\"335559740\":240}' class=\"EOP SCXW61197914 BCX0\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with lowered compression, ported cylinder head and high-performance valve springs for ultra-high boost pressures. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 100% over stock.\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314687140162,"sku":"CBB06-06-7312","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/CB058-6001-1120x9605-1_c4a31ba9-9475-445e-b8aa-e3782336d4db.jpg?v=1778878381"},{"product_id":"stage-1-b58-high-performance-engine-b30a-awd","title":"Stage 1 B58 High Performance Engine (B30A AWD)","description":"\u003cp data-end=\"453\" data-start=\"0\"\u003eThe CarBahn B58 engine is designed to boost the strength and performance of your BMW engine, particularly for tuning applications. Rated for up to a 50% increase in torque over stock, this engine upgrade features Carrillo forged racing rods, CP forged racing pistons, and high-performance valve springs to handle higher boost levels. The engine also undergoes blueprinting and balancing to ensure optimal performance and reliability.\u003c\/p\u003e\n\u003cp data-end=\"844\" data-start=\"455\"\u003eCarBahn's B58 performance engine offers a stronger and more affordable alternative to the BMW OEM factory engine, providing exceptional durability for high-performance tunes. Backed by Steve Dinan’s 46 years of experience in building championship-winning racing engines, including multiple victories at the 24 Hours of Daytona, this engine is engineered for maximum reliability and power. T\u003cmeta charset=\"utf-8\"\u003ehe CarBahn BMW B58 engine tuning is both stronger and more affordable than the BMW OEM factory engine. \u003c\/p\u003e\n\u003cp data-end=\"1083\" data-start=\"846\"\u003eAll CarBahn engines are backed by a two-year warranty and are built to the highest standards. To ensure the best quality, the core must be a complete factory engine (from oil pan to valve cover) and meet specific acceptance criteria.\u003cstrong data-end=\"1120\" data-start=\"1085\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=jalAhlxG_2GIpBnf\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314785771842,"sku":"CBB58-6003-SC","price":16995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314785804610,"sku":"CBB58-6003-LC","price":16995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage_1_B58_S58_CarBahn_Engine_8c4cd43b-c0dc-4300-947c-90b8aed3e3f2.jpg?v=1778878504"},{"product_id":"stage-1-s58-high-performance-engine-bmw-g8x-m2-m3-m4-rwd","title":"Stage 1 S58 High Performance Engine | BMW G8X M2\/M3\/M4 RWD","description":"\u003cp data-end=\"706\" data-start=\"0\"\u003eThe CarBahn ST1 S58 engine is rated for up to 650 lb-ft of torque. It is designed to enhance durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. This engine maintains the stock compression ratio, ensuring exceptional drivability and fuel economy. The CarBahn S58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the perfect choice for BMW S58 performance enthusiasts.\u003c\/p\u003e\n\u003cp data-end=\"1074\" data-start=\"708\"\u003eSteve Dinan's engine shop, a renowned BMW tuning company with 46 years of experience, has built engines that have won multiple championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. Experience the power and performance of S58 engine tuning at its finest with CarBahn.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314785837378,"sku":"CBB06-06-3211","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage_1_B58_S58_CarBahn_Engine.jpg?v=1778878504"},{"product_id":"bmw-s65-4-6l-street-performance-stroker-engine","title":"BMW S65 4.6L Street Performance Stroker Engine","description":"\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eS65 Engine — Street Performance Stroker (4.6L)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eStreet Performance Stroker\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eengine is engineered for enthusiasts seeking increased displacement, torque, and responsiveness while preserving the high-revving, naturally aspirated character that defines the BMW S65 platform. Featuring a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e4.6-liter stroker configuration\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e, this engine delivers stronger midrange performance and improved drivability for street and track-day use, while addressing the known durability limitations of the OEM engine.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eOEM Limitations\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eThe factory BMW S65 engine is known for several inherent wear points that can compromise long-term reliability.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eConnecting rod bearings and valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare common failure items on S65 and S85 engines, particularly in high-RPM or track-driven applications. In addition, the OEM displacement limits torque output and responsiveness, especially in street-driven performance builds.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eStroker Engineering\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 4.6L Stroker engine addresses these limitations through a combination of displacement increase and targeted internal upgrades. The engine features a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e4.6-liter stroker rotating assembly\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003epaired with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eforged\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e-CP pistons\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e, increasing displacement while improving strength and thermal stability over the factory cast pistons.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eHigh-performance connecting rod bearings\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ereplace the OEM bearings to improve durability under sustained high-RPM operation.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ehigh-performance valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to maintain valvetrain control at elevated engine speeds, ensuring reliability during aggressive street and track use. New\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003ehead gaskets\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to ensure proper sealing and long-term reliability.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eComprehensive Rebuild \u0026amp; Timing Service\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eEach engine receives a complete rebuild and timing service as part of the stroker conversion. This includes a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003efull valve job with new hydraulic lifters\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e, along with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003enew timing chains, timing chain guides, timing chain tensioners\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e, and all associated seals and gaskets. These components are replaced proactively to support long-term durability and consistent performance.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eIncreased Displacement, Preserved NA Character\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eWith its increased displacement, the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 4.6L Stroker engine delivers improved torque and throttle response while\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eretaining\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ethe naturally aspirated sound, responsiveness, and high-RPM character that make the S65 unique. The result is a more engaging and capable engine for drivers who want\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003emaximum\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eNA performance without sacrificing reliability.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eProven\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eAssembly\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW134273922 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW134273922 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW134273922 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003eEach\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 engine is assembled using the same processes and by the same personnel responsible for\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW134273922 BCX0\"\u003eCarBahn’s\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW134273922 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003echampionship-winning race engine programs. With over 46 years of BMW engine-building experience, these engines reflect the same attention to detail and durability that have powered multiple championship-winning efforts, including three prototype racing championships and two overall victories at the 24 Hours of Daytona (2011–2013).\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW134273922 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314786132290,"sku":"CBB06-08-6522","price":29995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Screen-Shot-2020-10-01-at-12.55.11-PM-1.png?v=1778878504"},{"product_id":"stage-2-b58-high-performance-engine-b30a-awd-bmw-340i-440i-540i-640i-740i-740e-m240i-x3m40i-x4m40i","title":"Stage 2 B58 High Performance Engine (B30A AWD) | BMW 340i\/440i\/540i\/640i\/740i\/740e\/M240i\/X3M40i\/X4M40i","description":"\u003cp data-start=\"0\" data-end=\"527\"\u003eThe CarBahn ST2 B58 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. Please note, the engine itself is not covered under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"1022\"\u003eThe CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW B58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1133\" data-end=\"1204\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of B58 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"TextRun SCXW78844960 BCX0\" lang=\"EN-US\" data-contrast=\"none\"\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003eThe stock engine compression ratio is \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003erelatively high\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003eoptimal\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e ignition timing). Therefore, the \u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW78844960 BCX0\"\u003eCarbahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e B58 engine has 0.5 less compression to \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003eoptimize\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e the engine for the increased boost.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW78844960 BCX0\" data-ccp-props='{\"201341983\":0,\"335557856\":16777215,\"335559739\":300,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with lowered compression, ported cylinder head and high-performance valve springs for ultra-high boost pressures. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 100% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine. All engines are backed with a two-year warranty.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Additional Information\u003c\/strong\u003e\u003cbr\u003eOur engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with CarBahn Software Tunes\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eAll engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with Another Company's Tune\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eAll engines listed with a stage number are designed to be road car engines and are covered are covered for 2 year, 24,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003cspan\u003eIf Torque limit is exceeded the warranty is for materials and workmanship only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eRacing Engines\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eRacing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314785870146,"sku":"CBB06-06-7112","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/vrttv.png?v=1778878504"},{"product_id":"bmw-s85-5-8l-stroker-engine","title":"BMW S85 5.8L Stroker Engine","description":"\u003cp\u003eThis engine includes CarBahn valve springs, 2mm over-sized 94mm CarBahn-CP forged pistons, CarBahn billet 83mm stroke crankshaft, and high-strength forged Carrillo connecting rods with CarBahn-Clevite racing rod bearings.\u003c\/p\u003e\n\u003cp\u003eHead gaskets come in 3 thicknesses (.027”- .036”- .040”) depending on the deck height.\u003c\/p\u003e\n\u003cp\u003eConnecting rod bearing and valve springs are common failure items on S65 and S85 engines. In response, CarBahn Autoworks has developed improved bearings and valve springs. This rebuild includes a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003ch5\u003eHistory\u003c\/h5\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=NtNSNU1rqBxEr31t\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314786165058,"sku":"CBB06-10-9322","price":34995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S85-crate-rear-1.jpg?v=1778878504"},{"product_id":"stage-1-b58-high-performance-engine-b30b-awd-bmw-m240i-xdrive-m340i-xdrive-m440i-xdrive-x3-m40i-x4-m40i","title":"Stage 1 B58 High Performance Engine (B30B AWD) | BMW M240i xDrive\/M340i xDrive\/M440i xDrive\/X3 M40i\/X4 M40i","description":"\u003cp data-start=\"0\" data-end=\"445\"\u003ehe CarBahn ST1 B58 engine is rated for up to 750 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket.\u003c\/p\u003e\n\u003cp data-start=\"447\" data-end=\"1036\"\u003eThis engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy. The CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW S58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won many championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1147\" data-end=\"1198\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience top-tier B58 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with high performance valve springs for increased boost. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 50% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine.\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314785902914,"sku":"CBB58-6008SC","price":16995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314785935682,"sku":"CBB58-6008LC","price":16995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine.jpg?v=1778878504"},{"product_id":"stage-1-s58-high-performance-engine-bmw-g8x-m3-m4-rwd-manual-transmissions","title":"Stage 1 S58 High Performance Engine  | BMW G8X M3\/M4 RWD Manual Transmissions","description":"\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The (B30B) S58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with high performance valve springs for increased boost pressure.\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The S58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with high performance valve springs for increased boost. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 50% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine. All engines are backed with a two-year warranty\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314785968450,"sku":"CBB06-06-3311","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine_6da6990b-e005-4f64-b0fc-9699044bbf7b.jpg?v=1778878504"},{"product_id":"stage-2-b58-high-performance-engine-b30a-2wd-bmw-340i-440i-540i-640i-740i-m240i","title":"Stage 2 B58 High Performance Engine (B30A 2WD) BMW 340i\/440i\/540i\/640i\/740i\/M240i","description":"\u003cp data-start=\"0\" data-end=\"527\"\u003eThe CarBahn ST2 B58 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. Please note, the engine itself is not covered under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs.\u003c\/p\u003e\n\u003cp data-start=\"529\" data-end=\"1022\"\u003eThe CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW B58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1133\" data-end=\"1204\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of B58 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp\u003e\u003cspan class=\"TextRun SCXW78844960 BCX0\" lang=\"EN-US\" data-contrast=\"none\"\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003eThe stock engine compression ratio is \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003erelatively high\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003eoptimal\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e ignition timing). Therefore, the \u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW78844960 BCX0\"\u003eCarbahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e B58 engine has 0.5 less compression to \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003eoptimize\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW78844960 BCX0\"\u003e the engine for the increased boost.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW78844960 BCX0\" data-ccp-props='{\"201341983\":0,\"335557856\":16777215,\"335559739\":300,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with lowered compression, ported cylinder head and high-performance valve springs for ultra-high boost pressures. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 100% over stock.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan’s engine shop has been building racing engines for 43 years. Those engines have won many championships including three prototype racing championships including; 2 overall wins in the 24hrs of Daytona in 2011-2013. You will not find a higher quality engine.\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314786197826,"sku":"CBB06-06-7012","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/vrttv_560ace5e-6514-4939-8cac-bf7c77be461a.png?v=1778878504"},{"product_id":"stage-1-b58-high-performance-engine-b30c-awd-bmw-540i-xdrive-740i-xdrive-745e-xdrive-840i-xdrive-x5-xdrive40i-x6-xdrive40i-x7-xdrive40i","title":"Stage 1 B58 High Performance Engine (B30C AWD) | BMW 540i xDrive\/740i xDrive\/745e xDrive\/840i xDrive\/X5 xDrive40i\/X6 xDrive40i\/X7 xDrive40i","description":"\u003cp data-end=\"445\" data-start=\"0\"\u003eThe CarBahn B58 Stage 1 engine is rated for up to 650 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket.\u003c\/p\u003e\n\u003cp data-end=\"1036\" data-start=\"447\"\u003eThis engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy. \u003c\/p\u003e\n\u003cp data-end=\"1036\" data-start=\"447\"\u003e\u003cspan data-contrast=\"none\" lang=\"EN-US\" class=\"TextRun SCXW61197914 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eThe stock engine compression ratio is \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003erelatively high\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (mean best timing, the theoretical \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimal\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e ignition timing). Therefore, the \u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW61197914 BCX0\"\u003eCarbahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e B58 engine has 0.5 less compression to \u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003eoptimize\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW61197914 BCX0\"\u003e the engine for the increased boost.\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-ccp-props='{\"201341983\":0,\"335557856\":16777215,\"335559739\":300,\"335559740\":240}' class=\"EOP SCXW61197914 BCX0\"\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe B58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with lowered compression, ported cylinder head and high-performance valve springs for ultra-high boost pressures. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 100% over stock.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314786263362,"sku":"CBB06-06-7512","price":16995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine_ab574a72-0ebb-4fda-96cd-1aafbcdfba45.jpg?v=1778878504"},{"product_id":"stage-1-b58-high-performance-engine-b30a-2wd","title":"Stage 1 B58 High Performance Engine (B30A 2WD)","description":"\u003cp data-end=\"453\" data-start=\"0\"\u003eThe CarBahn B58 engine is designed to boost the strength and performance of your BMW engine, particularly for tuning applications. Rated for up to a 50% increase in torque over stock, this engine upgrade features Carrillo forged racing rods, CP forged racing pistons, and high-performance valve springs to handle higher boost levels. The engine also undergoes blueprinting and balancing to ensure optimal performance and reliability.\u003c\/p\u003e\n\u003cp data-end=\"844\" data-start=\"455\"\u003eCarBahn's B58 performance engine offers a stronger and more affordable alternative to the BMW OEM factory engine, providing exceptional durability for high-performance tunes. Backed by Steve Dinan’s 46 years of experience in building championship-winning racing engines, including multiple victories at the 24 Hours of Daytona, this engine is engineered for maximum reliability and power. T\u003cmeta charset=\"utf-8\"\u003ehe CarBahn BMW B58 engine tuning is both stronger and more affordable than the BMW OEM factory engine. \u003c\/p\u003e\n\u003cp data-end=\"1083\" data-start=\"846\"\u003eAll CarBahn engines are backed by a two-year warranty and are built to the highest standards. To ensure the best quality, the core must be a complete factory engine (from oil pan to valve cover) and meet specific acceptance criteria.\u003c\/p\u003e\n\u003cp data-end=\"1121\" data-start=\"1085\"\u003e\u003cstrong data-end=\"1120\" data-start=\"1085\"\u003eEngine Core Acceptance Criteria\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-end=\"1483\" data-start=\"1122\"\u003e\n\u003cli data-end=\"1158\" data-start=\"1122\"\u003eMust be a complete factory engine.\u003c\/li\u003e\n\u003cli data-end=\"1242\" data-start=\"1159\"\u003eBlock and heads must be free of holes, cracks, and damage that can’t be repaired.\u003c\/li\u003e\n\u003cli data-end=\"1326\" data-start=\"1243\"\u003eNo bore or thrust surface damage, and journal surfaces must be in good condition.\u003c\/li\u003e\n\u003cli data-end=\"1483\" data-start=\"1327\"\u003eAdditional charges may apply for components that cannot be repaired, including valves, crankshafts, camshafts, guides, ValveTronic, and Vanos mechanisms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"1633\" data-start=\"1485\"\u003eThe CarBahn B58 engine delivers a reliable and cost-effective solution for high-performance enthusiasts looking to push their BMW to the next level.\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-end=\"1633\" data-start=\"1485\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Additional Information\u003c\/strong\u003e\u003cbr\u003eOur engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with CarBahn Software Tunes\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eAll engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with Another Company's Tune\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eAll engines listed with a stage number are designed to be road car engines and are covered are covered for 2 year, 24,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003cspan\u003eIf Torque limit is exceeded the warranty is for materials and workmanship only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eRacing Engines\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eRacing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e\n\u003c!----\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314786296130,"sku":"CBB58-6001-SC","price":16995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314786328898,"sku":"CBB58-6001-LC","price":16995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage_1_B58_S58_CarBahn_Engine_62341b15-8e64-4e07-b08a-0ba9493ff143.jpg?v=1778878504"},{"product_id":"stage-1-b58-high-performance-engine-b30b-2wd-bmw-m240i-m340i-m440i-z4m40i","title":"Stage 1 B58 High Performance Engine (B30B 2WD) BMW M240i\/M340i\/M440i\/Z4M40i","description":"\u003cp data-start=\"0\" data-end=\"539\"\u003eThe CarBahn ST1 B58 engine is rated for up to 750 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. This engine maintains the stock compression ratio for excellent drivability and fuel economy.\u003c\/p\u003e\n\u003cp data-start=\"541\" data-end=\"1034\"\u003eThe CarBahn B58 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW B58 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1145\" data-end=\"1216\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of B58 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp data-start=\"708\" data-end=\"1074\"\u003eSteve Dinan's engine shop, a renowned BMW tuning company with 46 years of experience, has built engines that have won multiple championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company.\u003c\/p\u003e\n\u003cp\u003ehttps:\/\/www.youtube.com\/watch?v=WSHusoVQm8o\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Stock Compression","offer_id":53314786361666,"sku":"CBB58-6005-SC","price":16995.0,"currency_code":"USD","in_stock":true},{"title":"Low Compression","offer_id":53314786394434,"sku":"CBB58-6005-LC","price":16995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine_6eb18df8-b7e2-46d4-b9a3-2b7e433fb68b.jpg?v=1778878504"},{"product_id":"b58-high-performance-racing-engine-b30a-awd-bmw-240i-340i-440i-540i-640i-740i-x3m40i-x4m40i","title":"B58 High Performance Racing Engine (B30A) AWD | BMW 240i\/340i\/440i\/540i\/640i\/740i\/X3M40i\/X4M40i","description":"\u003cp data-start=\"0\" data-end=\"414\"\u003eThe CarBahn B58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e\n\u003cp data-start=\"793\" data-end=\"939\" data-is-last-node=\"\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314793570626,"sku":"CBB06-06-7122","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3_278c8760-f689-4629-bf8c-72fb8c9a00fb.jpg?v=1778878511"},{"product_id":"b58-high-performance-racing-engine-b30b-2wd-bmw-z4m40i-m240i-m340i-m440i","title":"B58 High Performance Racing Engine (B30B 2WD) | BMW Z4M40i\/M240i\/M340i\/M440i","description":"\u003cp data-end=\"414\" data-start=\"0\"\u003eThe CarBahn B58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314793603394,"sku":"CBB06-06-7222","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3_7e01cace-c3cf-4b7c-888a-cf6d01a7d416.jpg?v=1778878510"},{"product_id":"bmw-s65-4-2l-street-performance-engine-with-cams","title":"BMW S65 4.2L Street Performance Engine with Cams","description":"\u003cdiv class=\"OutlineElement Ltr SCXW73371451 BCX0\"\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eS65 Engine — Street Performance w\/ Cams (4.2L)\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eStreet Performance with Cams\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eengine is engineered for enthusiasts seeking increased top-end power and improved airflow while preserving the naturally aspirated, high-revving character that defines the S65 platform. Designed for aggressive street driving and track-day use, this build enhances performance without compromising durability or drivability.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eOEM Limitations\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eThe BMW S65 engine is known for several inherent wear points that can compromise long-term reliability.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eConnecting rod bearings and valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare common failure items on S65 and S85 engines, particularly in high-RPM or track-driven applications. In addition, the factory camshaft profiles limit airflow and power potential at higher engine speeds.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eEngineering Solutions\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 Street Performance with Cams engine addresses these limitations through targeted internal upgrades and airflow improvements.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eOEM connecting rod bearings are replaced with high-performance\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ebearings\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003edesigned to improve durability under sustained high-RPM operation.\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ehigh-performance valve springs\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003emaintain\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eprecise valvetrain control at elevated engine speeds.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eTo increase airflow and top-end power, the engine is upgraded with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003estreet-profile performance camshafts\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e, improving volumetric efficiency while\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eretaining\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003esmooth idle quality and street manners. The engine also features\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e2mm\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eoversized\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e94mm\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e-CP forged pistons\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e, increasing displacement and strength compared to the factory cast pistons. New\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003ehead gaskets\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eare installed to ensure reliable sealing.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eComprehensive Rebuild \u0026amp; Timing Service\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eEach engine receives a complete rebuild and timing service, including a\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003efull valve job with new hydraulic lifters\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e, along with\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun ContextualSpellingAndGrammarErrorV2Themed SCXW200981243 BCX0\"\u003enew timing chains,\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003etiming chain guides, timing chain tensioners\u003c\/span\u003e\u003c\/span\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e, and all associated seals and gaskets. These components are replaced proactively to support long-term reliability and consistent performance at high RPM.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eEnhanced Airflow, Preserved Character\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eWith the addition of street-profile camshafts, the\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 Street Performance engine delivers improved high-RPM breathing and increased power potential while\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003emaintaining\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003ethe responsiveness, sound, and drivability that define the S65. The result is a more capable naturally aspirated engine suited for spirited street driving and track use.\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun MacChromeBold SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eProven\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eAssembly\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"OutlineElement Ltr SCXW200981243 BCX0\"\u003e\n\u003cp class=\"Paragraph SCXW200981243 BCX0\"\u003e\u003cspan data-contrast=\"auto\" lang=\"EN-US\" class=\"TextRun SCXW200981243 BCX0\"\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003eEach\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003eS65 engine is assembled using the same processes and by the same personnel responsible for\u003cspan\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"NormalTextRun SpellingErrorV2Themed SCXW200981243 BCX0\"\u003eCarBahn’s\u003c\/span\u003e\u003cspan class=\"NormalTextRun SCXW200981243 BCX0\"\u003e\u003cspan\u003e \u003c\/span\u003echampionship-winning race engine programs. With over 46 years of BMW engine-building experience, these engines reflect the same attention to detail and durability that have powered multiple championship-winning efforts, including three prototype racing championships and two overall victories at the 24 Hours of Daytona (2011–2013).\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"EOP SCXW200981243 BCX0\" data-ccp-props='{\"134233117\":true,\"134233118\":true,\"201341983\":0,\"335559740\":240}'\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314793701698,"sku":"CBB06-08-6521","price":22995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S65-in-crate-3_5f49c77b-0ce6-4d0f-987d-d951857c60e5.jpg?v=1778878511"},{"product_id":"stage-1-s58-high-performance-engine-bmw-g8x-m3-m4-xdrive","title":"Stage 1 S58 High Performance Engine | BMW G8X M3\/M4 xDrive","description":"\u003cp data-start=\"0\" data-end=\"545\"\u003eThe CarBahn ST1 B30A S58 engine is rated for up to 650 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. This engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy.\u003c\/p\u003e\n\u003cp\u003eThe CarBahn engine is both stronger and less expensive than the BMW OEM factory engine. The S58 CarBahn engine is designed to improve the strength of your engine if you are tuning your car. Connecting rods are replaced with Carrillo forged racing rods. Pistons are CP forged racing pistons. The engine also comes with high performance valve springs for increased boost. The engine is a complete overhaul with blue printing and balancing. This engine is designed for an increase in torque of 50% over stock.\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314793734466,"sku":"CBB06-06-3111","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/Stage1B58S58CarBahnEngine_96340e60-5f9d-4041-b3d2-f0c0ccb6232f.jpg?v=1778878511"},{"product_id":"s58-high-performance-racing-engine-b30a-bmw-g8x-m2-m3-m4-rwd","title":"S58 High Performance Racing Engine (B30A) | BMW G8X M2\/M3\/M4 RWD","description":"\u003cp data-end=\"414\" data-start=\"0\"\u003eThe CarBahn S58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314797044034,"sku":"CBB06-06-3122","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3_3df55cfc-b43f-4650-b448-ccb7bee67992.jpg?v=1778878512"},{"product_id":"bmw-s85-5-2l-street-performance-engine","title":"BMW S85 5.2L Street Performance Engine","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThis engine includes replacement of the OEM rod bearings with high performance bearings, CarBahn Autoworks valve springs, 2mm over-sized 94mm CarBahn-CP forged pistons and head gaskets.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eConnecting rod bearing and valve springs are common failure items on S65 and S85 engines. In response, CarBahn Autoworks has developed improved bearings and valve springs. This rebuild includes a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.\u003c\/p\u003e\n\u003ch5\u003eHistory\u003c\/h5\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"list-style-type: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/WSHusoVQm8o?si=CMwbD2DN-2F4eqPW\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314797076802,"sku":"CBB06-10-9321","price":24995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/S85-crate-rear-1_95596c3f-a0f2-4ef8-92f4-a0344e813db2.jpg?v=1778878513"},{"product_id":"s65-4-6l-stroked-and-bored-engine-bmw-e9x-m3","title":"S65 4.6L Stroked and Bored Engine | BMW E9X M3","description":"\u003cp\u003eThe \u003cspan style=\"font-weight: 400;\"\u003eCarBahn\u003c\/span\u003e S65 4.6L stroked and bored engine kit includes over-sized forged pistons, a forged crankshaft with increased stroke, and high-strength forged Carrillo connecting rods. The bore is increased to 94mm and the stroke is increased to 83mm. In addition, common S65 failure points are addressed with Clevite-Dinan racing rod bearings and \u003cspan style=\"font-weight: 400;\"\u003eCarBahn\u003c\/span\u003e valve springs.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW since 1977, winning 11 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003eThe \u003cspan style=\"font-weight: 400;\"\u003eCarBahn\u003c\/span\u003e S65 4.6L stroked and bored engine kit includes over-sized forged pistons, a forged crankshaft with increased stroke, and high-strength forged Carrillo connecting rods. The bore is increased to 94mm and the stroke is increased to 83mm. In addition, common S65 failure points are addressed with Clevite-Dinan racing rod bearings and \u003cspan style=\"font-weight: 400;\"\u003eCarBahn\u003c\/span\u003e valve springs.\u003c\/p\u003e\n\u003cp\u003eKit includes: Crankshaft, pistons (with rings, wrist pins, and circlips), connecting rods, rod bearings, valve springs, and MLS (multi-layer steel) head gasket.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eRefer to the graphs below for the power results without catalytic converters on 100 octane race gas and using J607 (the typical aftermarket correction).\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eS65 4.6L Wet sump\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable dir=\"ltr\" border=\"1\" width=\"250\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"60\"\u003e \u003ccol width=\"60\"\u003e \u003ccol width=\"60\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eRPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eTRQ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eHP\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e3500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e373.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e248.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e392.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e298.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e393.9\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e337.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e390.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e372.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003cstrong\u003e399.0\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e417.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e388.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e443.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e382.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e473.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e371.5\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e495.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e358.6\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e512.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7700\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e352.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e516.5\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e8000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e337.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e514.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNo cats, 100 octane unleaded, J607\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eS65 4.6L Wet sump with race cams:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable dir=\"ltr\" border=\"1\" width=\"250\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"60\"\u003e \u003ccol width=\"60\"\u003e \u003ccol width=\"60\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eRPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eTRQ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eHP\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e3500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e336.0\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e223.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e353.0\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e268.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e374.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e320.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e392.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e374.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e401.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e420.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5600\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003cstrong\u003e404.6\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e431.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e401.5\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e458.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e402.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e497.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e383.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e510.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e367.5\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e524.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e8000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e356.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e542.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e8200\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e348.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e544.6\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNo cats, 100 octane unleaded, J607\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis engine can run with the stock oiling system and wet sump, but for even more power and increased reliability, \u003cspan style=\"font-weight: 400;\"\u003eCarBahn\u003c\/span\u003e recommends the use of our dry sump kit. This kit includes a Dailey Engineering billet oil pan and oil pump, plus additional pulleys and a drive belt.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eS65 4.6L Dry Sump:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable dir=\"ltr\" style=\"height: 310px;\" border=\"1\" width=\"250\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"60\"\u003e \u003ccol width=\"101\"\u003e \u003ccol width=\"60\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eRPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eTRQ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eHP\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e3500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e371.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e247.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e382.1\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e291.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e390.5\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e334.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e398.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e379.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e403.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e422.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5600\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003cstrong\u003e403.6\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e430.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e402.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e460.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e395.6\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e489.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e385.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e514.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e373.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e533.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e8000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e353.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e538.3\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNo cats, 100 octane unleaded, J607\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eS65 4.6L Dry Sump with Race Cams:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable dir=\"ltr\" border=\"1\" width=\"250\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ccolgroup\u003e \u003ccol width=\"60\"\u003e \u003ccol width=\"101\"\u003e \u003ccol width=\"60\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eRPM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eTRQ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cstrong\u003eHP\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e3500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e334.2\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e222.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e343.9\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e261.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e4500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e371.0\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e317.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e400.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e381.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e405.6\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e424.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e5600\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003cstrong\u003e405.8\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e432.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e404.3\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e461.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e6500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e399.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e494.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e397.6\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e529.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e7500\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e398.4\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e568.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e8000\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e373.8\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e569.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"text-align: center;\"\u003e8200\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e366.0\u003c\/td\u003e\n\u003ctd style=\"text-align: center;\"\u003e\u003cspan style=\"color: #ff0000;\"\u003e\u003cstrong\u003e571.4\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eNo cats, 100 octane unleaded, J607\u003cspan style=\"font-size: large;\"\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314797142338,"sku":"CBB06-08-6522","price":29995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/CBB65-6001.png?v=1778878516"},{"product_id":"n55-stage-1-high-performance-engine","title":"N55 Stage 1 High Performance Engine","description":"\u003cp data-start=\"0\" data-end=\"522\"\u003eThe CarBahn ST1 N55 engine is rated for up to 550 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. The crankshaft is secured with CarBahn's dual pin system to ensure perfect timing, and the engine is machined to accept a full-circle thrust main bearing.\u003c\/p\u003e\n\u003cp data-start=\"524\" data-end=\"1017\"\u003eThe CarBahn N55 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW N55 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-start=\"1128\" data-end=\"1199\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eExperience the power and performance of N55 engine tuning with CarBahn.\u003c\/p\u003e\n\u003cp\u003eThe N55 engine tuning is not designed to take a large increase in boost beyond the OEM spec. Due to the design of the crankshaft, it is known to have the timing chain sprocket spin on the end of the crankshaft, causing the cams to go out of time. In extreme cases, the valves can hit the pistons, causing catastrophic damage. Furthermore, the N55 only has half of a normal crankshaft thrust bearing. To ensure durability we pin the timing chain sprocket to the crankshaft, machine the block to accommodate a full circle thrust main. All engines are backed with a two-year warranty.\u003c\/p\u003e\n\u003ch5\u003eCarBahn History\u003c\/h5\u003e\n\u003cp\u003eSteve Dinan's engine shop has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e\n\u003cdiv class=\"fluid-width-video-wrapper\"\u003e Cancer and Reproductive Harm - \u003ca href=\"http:\/\/www.p65warnings.ca.gov\/\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\n\u003c\/div\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314797175106,"sku":"CBN55-6001","price":17995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/n55-engine_2e75cce6-491f-4a77-8904-9232b5e16a1c.jpg?v=1778878516"},{"product_id":"b58-high-performance-racing-engine-b30a-2wd-bmw-240i-340i-440i-540i-640i-740i-x3m40i-x4m40i","title":"B58 High Performance Racing Engine (B30A 2WD) | BMW 240i\/340i\/440i\/540i\/640i\/740i\/X3M40i\/X4M40i","description":"\u003cp data-start=\"0\" data-end=\"414\"\u003eThe CarBahn B58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e\n\u003cp data-start=\"793\" data-end=\"939\" data-is-last-node=\"\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314800451906,"sku":"CBB06-06-7022","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3_3c1f6c49-f3ef-4c71-8013-4acfcc135912.jpg?v=1778878516"},{"product_id":"stage-1-s63-high-performance-engine-tu4-bmw-f9x-x5m-x6m-1","title":"Stage 1 S63 High Performance Engine (TU4) | BMW F9X X5M\/X6M","description":"\u003cp\u003eStage 1 S63 TU4 High Performance Engine: F95 X5M \u0026amp; F96 X6M\u003c\/p\u003e\n\u003cp data-end=\"494\" data-start=\"0\"\u003eThe CarBahn ST2 S63 engine is rated for up to 1,000 lb-ft of torque. It’s designed to improve durability for high-output tunes, making it an excellent alternative to an OEM factory remanufactured engine. We use high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, a high-performance head gasket, and cylinder head studs. The compression is lowered by 0.5 to maximize power for higher boost settings without risking detonation issues.\u003c\/p\u003e\n\u003cp data-end=\"991\" data-start=\"496\"\u003eThe CarBahn S63 engine is both stronger and more affordable than the BMW OEM factory engine, making it the perfect choice for BMW S63 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1187\" data-start=\"1102\"\u003eExperience the power and performance of S63 engine tuning at its finest with CarBahn.\u003c\/p\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW since 1977, winning 11 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines. These talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003eFrom stock, the S63 engine is not designed for a large increase in boost. CarBahn has designed a high-performance engine to handle very high outputs by utilizing higher quality racing Carrillo connecting rods and forged CP pistons.\u003c\/p\u003e\n\u003cp\u003eFor our Stage 1 engines, high performance direct injection camshafts are reground to increase the stroke on the direct injection pump to increase fuel flow for higher boost levels. We also port and polish the cylinder heads.\u003c\/p\u003e\n\u003cp\u003eThe stock engine compression ratio is relatively high due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (Mean Best Timing, the theoretical optimal ignition timing). Therefore, the Carbahn Autoworks S63 engine has 0.5 less compression to optimize the engine for the increased boost. In an emissions-legal street car, the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drive-ability on pump gas.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314800484674,"sku":"CBB06-08-5022","price":25995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/stage-1-s63_b01696f0-fcf5-439b-89bb-8ad60a5bd761.jpg?v=1778878516"},{"product_id":"b58-high-performance-racing-engine-b30b-awd-bmw-m340i-m440i-x3m40i-x4m40i","title":"B58 High Performance Racing Engine (B30B AWD) | BMW M340i\/M440i\/X3M40i\/X4M40i","description":"\u003cp data-end=\"414\" data-start=\"0\"\u003eThe CarBahn B58 Racing engine is rated for up to 1,000 lb-ft of torque and is designed for ultra-high output tunes. We use premium racing components like Carrillo connecting rods, forged CP pistons, high-performance valve springs, ultra-high-performance head gaskets, cylinder head studs, and racing camshafts. The engine lowers compression by 0.5 to enable more power with higher boost settings without detonation issues.\u003c\/p\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314800517442,"sku":"CBB06-06-7322","price":21995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/s58-b58-stage-3_a1bb7a4b-26ae-460f-ac1a-451c0f317c65.jpg?v=1778878518"},{"product_id":"stage-1-s63-high-performance-engine-tu4-bmw-f9x-m5-m8","title":"Stage 1 S63 High Performance Engine (TU4) | BMW F9X M5\/M8","description":"\u003cp\u003eStage 1 S63 TU4 High Performance Engine: F90 M5, F91, F92, F93 M8\u003c\/p\u003e\n\u003cp data-start=\"0\" data-end=\"549\"\u003eThe CarBahn ST1 S63 engine is rated for up to 850 lb-ft of torque. It is designed to improve durability for medium-output tunes, making it an excellent alternative to an OEM factory remanufactured engine, especially if your original engine has failed and is no longer under warranty. We utilize high-quality racing components, including Carrillo connecting rods, forged CP pistons, high-performance valve springs, and a high-performance head gasket. This engine maintains the stock compression ratio, ensuring excellent drivability and fuel economy.\u003c\/p\u003e\n\u003cp data-start=\"551\" data-end=\"1044\"\u003eThe CarBahn S63 engine is both stronger and more affordable than the BMW OEM factory engine, making it the ideal choice for BMW S63 performance enthusiasts. Steve Dinan's engine shop, with 46 years of experience, has built engines that have won numerous championships, including three prototype racing championships and two overall wins in the 24 Hours of Daytona (2011-2013). You won’t find a higher-quality engine from any other BMW tuning company. All engines come with a two-year warranty.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eExperience the power and performance of S63 engine tuning with CarBahn.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSteve Dinan has been building high performance and racing engines for BMW since 1977, winning 11 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines. These talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.\u003c\/p\u003e\n\u003cp\u003eFrom stock, the S63 engine is not designed for a large increase in boost. CarBahn has designed a high-performance engine to handle very high outputs by utilizing higher quality racing Carrillo connecting rods and forged CP pistons.\u003c\/p\u003e\n\u003cp\u003eThe stock engine compression ratio is relatively high due to the Corporate Average Fuel Economy (CAFE) standards which push for consistently higher fuel economy in cars and trucks. However, this increased compression limits engine performance with higher boost settings by decreasing the size of the fuel-air charge in the combustion chamber, forcing the ignition timing to retard far below MBT (Mean Best Timing, the theoretical optimal ignition timing). Therefore, the Carbahn S63 engine has 0.5 less compression to optimize the engine for the increased boost. In an emissions-legal street car, the lowered compression has the added benefit of reducing catalyst inlet temperatures and improved drive-ability on pump gas.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"font-size: large;\"\u003e\u003cb\u003eEngine core acceptance parameters\u003c\/b\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eMust be complete core (factory engine, from oil pan to valve cover)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlock must have no:\n\u003cul\u003e\n\u003cli\u003eHoles or cracks in casting\u003c\/li\u003e\n\u003cli\u003eHoles or crack in covers\u003c\/li\u003e\n\u003cli\u003eBore damage that cannot be honed out\u003c\/li\u003e\n\u003cli\u003eThrust surface damage\u003c\/li\u003e\n\u003cli\u003eJournal surfaces damage\u003c\/li\u003e\n\u003cli\u003eBolt hole damage that can’t be repaired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeads must have no:\n\u003cul\u003e\n\u003cli\u003eHoles or cracks in casting\u003c\/li\u003e\n\u003cli\u003eHoles or crack in covers\u003c\/li\u003e\n\u003cli\u003eThrust surface damage\u003c\/li\u003e\n\u003cli\u003eJournal surfaces damage\u003c\/li\u003e\n\u003cli\u003eBolt hole damage that can’t be repaired\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdditional repair charges could apply for damaged items that are not normally changed during an overhaul and cannot be repaired or serviced\n\u003cul\u003e\n\u003cli\u003eValves\u003c\/li\u003e\n\u003cli\u003eCrankshafts\u003c\/li\u003e\n\u003cli\u003eCamshafts\u003c\/li\u003e\n\u003cli\u003eGuides\u003c\/li\u003e\n\u003cli\u003eValveTronic mechanism\u003c\/li\u003e\n\u003cli\u003eVanos mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ehttps:\/\/www.youtube.com\/watch?v=WSHusoVQm8o\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty \u0026amp; Additional Information\u003c\/strong\u003e\u003cbr\u003eOur engines are very strong and can often be very reliable even at power levels above what is recommended. The durability usually depends on the quality and the reliability of the tune and other aftermarket components added to the engine management system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with CarBahn Software Tunes\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eAll engines listed with a stage number are designed to be road car engines and are covered for 2 years, 24,000 miles providing they have a CarBahn tune and there are no other parts on the car that have caused a premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eEngines with Another Company's Tune\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003eAll engines listed with a stage number are designed to be road car engines and are covered are covered for 2 year, 24,000 miles providing they you stay under our recommended torque limits. Torque limits are indicated on our web site. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003cspan\u003eIf Torque limit is exceeded the warranty is for materials and workmanship only.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cem\u003e\u003cstrong\u003eRacing Engines\u003c\/strong\u003e\u003c\/em\u003e\u003cbr\u003eRacing engines are designed to be raced and are covered for materials and workmanship only. Racing engines should be rebuilt periodically based on run time or mileage. Warranty does not cover failures from the tune or aftermarket fuel injection components that caused the failure. It is CarBahn full discretion to determine cause of failure. \u003c\/li\u003e\n\u003c\/ul\u003e\n. \u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-is-last-node=\"\" data-end=\"939\" data-start=\"793\"\u003e \u003c\/p\u003e","brand":"CarBahn","offers":[{"title":"Default Title","offer_id":53314800550210,"sku":"CBB06-08-5012","price":24995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/3369\/6578\/files\/stage-1-s63_747bfd5c-8ff9-43ea-96b8-e7e9deff2225.jpg?v=1778878518"}],"url":"https:\/\/buypureflow.com\/collections\/carbahn-engines.oembed","provider":"PureFlow Performance","version":"1.0","type":"link"}