{"product_id":"general-motors®-gm-gen-v-lt1-lt2-lt4-l83-l86-l87-oem-cylinder-head-with-valves","title":"General Motors® GM GEN V LT1\/LT2\/LT4\/L83\/L86\/L87 OEM Cylinder Head with Valves","description":"\u003cp\u003e\u003cstrong\u003eCOMPATIBLE: (5.3L\/6.2L)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2015 - 2020 CADILLAC ESCALADE ESV (L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2016 - 2024 CHEVROLET CAMARO SS (LT1)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2020 - 2024 CHEVROLET CAMARO LT1 (LT1)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2017 - 2024 CHEVROLET CAMARO ZL1 (LT4)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2014 - 2019 CHEVROLET CORVETTE STINGRAY (LT1)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2017 - 2019 CHEVROLET CORVETTE GRAND SPORT (LT1)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2015 - 2019 CHEVROLET CORVETTE Z06 (LT4)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2020 - 2027 CHEVROLET CORVETTE STINGRAY (LT2)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2020 - 2027 CHEVROLET CORVETTE E-RAY (LT2)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2014 - 2018 CHEVROLET SILVERADO 1500 (L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2015 - 2020 CHEVROLET SUBURBAN \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2015 - 2020 CHEVROLET TAHOE \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2014 - 2018 GMC SIERRA 1500 \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2015 - 2020 GMC YUKON \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e2015 - 2020 GMC YUKON XL \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003e2015 - 2021 GMC YUKON \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2015 - 2021 GMC YUKON XL \u003cmeta charset=\"utf-8\"\u003e(L83\/L86)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGM 12699617 is an OEM cylinder head with valvetrain fitting 2014–2024 General Motors 5.3L and 6.2L Gen V V8 engines (such as LT1, LT2, L86, and L87) across various trucks, SUVs, and performance cars.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThe cylinder head sits on top of the engine block to seal the cylinders, form the combustion chamber ceiling, and house crucial parts like valves, spark plugs, and often camshafts. It manages air and fuel flow, routes exhaust, and handles high heat and pressure.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"\"\u003e\u003cstrong\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cspan class=\"rQesXe MPyX\"\u003eSealing the Engine:\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e It caps the cylinders to lock in the high pressures created during the compression and power strokes. A head gasket prevents leaks between the block and head.\u003cbr\u003e\u003cbr\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\u003cstrong\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cspan class=\"rQesXe MPyX\"\u003eAir and Fuel Management:\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e Intake and exhaust ports route fresh air-fuel mixtures in and push spent exhaust gases out.\u003cbr\u003e\u003cbr\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\u003cstrong\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cspan class=\"rQesXe MPyX\"\u003eHousing Valve Trains:\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e It holds valves, springs, and rocker arms or camshafts that control when engine ports open and close.\u003cbr\u003e\u003cbr\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\u003cstrong\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cspan class=\"rQesXe MPyX\"\u003eIgnition and Fuel Injection:\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e It secures spark plugs (in gasoline engines) or fuel injectors (in diesel and direct-injection engines).\u003cbr\u003e\u003cbr\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"\"\u003e\u003cstrong\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cspan class=\"rQesXe MPyX\"\u003eCooling and Lubrication:\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e Internal channels circulate coolant and oil to regulate engine temperature and lubricate moving parts\u003c\/span\u003e\u003c\/strong\u003e\u003c\/div\u003e","brand":"General Motors®","offers":[{"title":"Default Title","offer_id":43149527547998,"sku":"12699617","price":599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/1_73174559-0bdd-480a-aa46-ff274fc5eb27.jpg?v=1786505817","url":"https:\/\/10secondracing.com\/products\/general-motors%c2%ae-gm-gen-v-lt1-lt2-lt4-l83-l86-l87-oem-cylinder-head-with-valves","provider":"10 Second Racing","version":"1.0","type":"link"}