{"product_id":"manley-gm-6-6l-duramax-diesel-intake-valve-kit-1-338in-head-dia-4-985in-o-a-length-0-2740in-stem","title":"Manley GM 6.6L Duramax Diesel Intake Valve Kit - 1.338in Head Dia. 4.985in O\/A Length, 0.2740in Stem","description":"\u003cp\u003eStainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.Swirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.Variety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":47146718822567,"sku":"MAN11608-8","price":210.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/8344\/1063\/files\/e827b43bc671db40f2110c3d6cda82eeL.jpg?v=1760843630","url":"https:\/\/www.straightsiximports.com\/en-us\/products\/manley-gm-6-6l-duramax-diesel-intake-valve-kit-1-338in-head-dia-4-985in-o-a-length-0-2740in-stem","provider":"Straight Six Imports","version":"1.0","type":"link"}