{"product_id":"kingman-speed®-11-23-gen-iii-hemi-6-4l-mds-vvt-valvetrain-overhaul-kit","title":"Kingman Speed® (11-23) GEN III HEMI 6.4L MDS\/VVT Valvetrain Overhaul Kit","description":"\u003cp\u003e\u003cstrong\u003eCOMPATIBLE: (6.4L - 392)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2011 - 2023 CHRYSLER 300\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2011 - 2023 DODGE CHALLENGER \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2011 - 2023 DODGE CHARGER \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2018 - 2023 DODGE DURANGO \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2011 - 2021 JEEP GRAND CHEROKEE\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2014 - 2018 RAM 2500\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e2014 - 2018 RAM 3500\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMopar part 5038419AB is a genuine OEM engine camshaft designed for vehicles equipped with the 6.4L HEMI (392) V8 engine. It regulates engine valve timing and lift to ensure proper airflow and maintain factory levels of horsepower and torque.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cmeta charset=\"utf-8\"\u003eThis component is typically replaced when the original cam lobes experience wear or damage, causing a loss of performance. Manufacturers strongly recommend that installation be handled by a professional mechanic due to the extensive engine disassembly required.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMopar part 53021726AD (also known as a hydraulic roller tappet or lash adjuster) is a genuine OEM engine valve lifter designed for Chrysler, Dodge, Jeep, and Ram vehicles equipped with 5.7L, 6.1L, or 6.4L HEMI engines. These specific lifters are built to control cylinder deactivation.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"otQkpb\" aria-level=\"3\" role=\"heading\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 20px; font-weight: 600; margin: 24px 0px 12px; text-decoration: none; border-bottom: 0px rgb(238, 240, 255);'\u003e\u003cstrong\u003ePrimary Function \u0026amp; Technology\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv data-bfc=\"\" class=\"\" data-ved=\"2ahUKEwidl-zRjIiVAxXeIEQIHaMsMAgQi4wTegoIAggACAAIDBAA\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003e\n\u003cul class=\"KsbFXc U6u95\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 12px 0px 16px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgACAwQAQ\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);' style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003e\u003cspan class=\"Yjhzub\"\u003eMDS (Multi-Displacement System):\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e These are specialized MDS lifters that allow the HEMI engine to seamlessly shut down certain cylinders to improve fuel economy while cruising, and immediately reactivate them for full power.\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e \u003cbr\u003e\u003cbr\u003e\u003c!--TgQPHd||[]--\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"ep\" data-sfc-cb=\"\" data-hveid=\"CAIIAAgACAwQBg\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px 0px 12px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);' style=\"font-weight: bold;\"\u003e\u003cstrong\u003e\u003cspan class=\"T286Pc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-sfc-cb=\"\" data-copy-service-computed-style='font-family: \"Google Sans\", Roboto, Arial, sans-serif; font-size: 16px; font-weight: 400; margin: 0px; text-decoration: none; border-bottom: 0px rgb(230, 232, 240);'\u003e\u003cspan class=\"Yjhzub\"\u003eHydraulic Roller Tappet:\u003c!--TgQPHd||[]--\u003e\u003c\/span\u003e The roller tip minimizes friction against the camshaft, reducing wear and improving overall valvetrain efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Kingman Speed®","offers":[{"title":"Default Title","offer_id":42893693321310,"sku":"KING-HEMI-HS26568PT","price":301.76,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0030\/5315\/8515\/files\/1_ea9ff41e-c7ef-4ef9-8930-d50cb7bca2e2.jpg?v=1781488947","url":"https:\/\/10secondracing.com\/en-gb\/products\/kingman-speed%c2%ae-11-23-gen-iii-hemi-6-4l-mds-vvt-valvetrain-overhaul-kit","provider":"10 Second Racing","version":"1.0","type":"link"}