{"product_id":"manley-ford-racing-cylinder-head-4-6l-5-4l-sohc-36-0mm-race-master-exhaust-valve-single","title":"Manley Ford Racing Cylinder Head 4.6L \u0026 5.4L SOHC 36.0mm Race Master Exhaust Valve (Single)","description":"Stainless 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.","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":44789313568802,"sku":"MAN11637-1","price":25.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/1231\/7218\/files\/f7e5509ab6b479c05ce969bc44d23e98.jpg?v=1769850014","url":"https:\/\/shopjdm.com\/products\/manley-ford-racing-cylinder-head-4-6l-5-4l-sohc-36-0mm-race-master-exhaust-valve-single","provider":"ShopJDM","version":"1.0","type":"link"}