{"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","url":"https:\/\/buypureflow.com\/products\/bmw-s65-4-2l-street-performance-engine-with-cams","provider":"PureFlow Performance","version":"1.0","type":"link"}