{"product_id":"manley-ford-modular-coyote-5-0l-gen-iii-race-master-series-exhaust-valve-set-1-260in-dia","title":"Manley Ford Modular Coyote 5.0L Gen III Race Master Series Exhaust Valve Set - 1.260in Dia - 12629-8","description":"\u003cp\u003eManley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.\u003c\/li\u003e\n\u003cli\u003eChrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.\u003c\/li\u003e\n\u003cli\u003eSwirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.\u003c\/li\u003e\n\u003cli\u003eVariety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine's specific requirements.\u003c\/li\u003e\n\u003cli\u003eRecommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHead Diameter: 1.260 in\u003c\/li\u003e\n\u003cli\u003eStem Diameter: 0.2345 in\u003c\/li\u003e\n\u003cli\u003eO\/A : 4.330 in. Backcut: 0.100\" x 30?\u003c\/li\u003e\n\u003cli\u003eSet of 8\u003c\/li\u003e\n\u003cli\u003eManley Valve\u003c\/li\u003e\n\u003cli\u003eExhaust Valve\u003c\/li\u003e\n\u003cli\u003eTi\u003c\/li\u003e\n\u003cli\u003eBriggs \u0026amp; Stratton Custom\u003c\/li\u003e\n\u003cli\u003e.2740 Stem\u003c\/li\u003e\n\u003cli\u003eProduct Market: Domestic\u003c\/li\u003e\n\u003cli\u003eHead Diameter: 1.260\u003c\/li\u003e\n\u003cli\u003eValve Head Diameter: 1.260\u003c\/li\u003e\n\u003cli\u003eStem Diameter: 0.2345\u003c\/li\u003e\n\u003cli\u003eValve Stem Diameter: 0.2345\u003c\/li\u003e\n\u003cli\u003eO\/A Length: 4.330\u003c\/li\u003e\n\u003cli\u003eValve Length: 4.330\u003c\/li\u003e\n\u003cli\u003eValve Tip Length: 0.285\u003c\/li\u003e\n\u003cli\u003eTip Length: 0.285\u003c\/li\u003e\n\u003cli\u003eMargin Width: 0.050\u003c\/li\u003e\n\u003cli\u003eSeat Width: 0.080\u003c\/li\u003e\n\u003cli\u003eTop of Head: 15 Degree Dish\u003c\/li\u003e\n\u003cli\u003eValve Head Shape: 15 Degree Dish\u003c\/li\u003e\n\u003cli\u003eUnderhead Angle: 20.00\u003c\/li\u003e\n\u003cli\u003eUnderhead Radius: 5\/16\u003c\/li\u003e\n\u003cli\u003eValve Series: Race Series\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":52769131135339,"sku":"MAN12629-8","price":283.57,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/9690\/4998\/files\/public_65d7b8de-56d4-4c3d-a244-f0a35f1bc9d7.jpg?v=1778192673","url":"https:\/\/www.raptorracing.ca\/products\/manley-ford-modular-coyote-5-0l-gen-iii-race-master-series-exhaust-valve-set-1-260in-dia","provider":"Raptor Racing","version":"1.0","type":"link"}