{"product_id":"manley-99-12-ford-4-6l-281-5-4l-330-v8-37mm-race-series-stainless-steel-intake-valves-set-of-8-11639-8","title":"Manley 99-12 Ford 4.6L\/281 5.4L\/330 V8 37mm Race Series Stainless Steel Intake Valves (Set of 8) - 11639-8","description":"\u003cp\u003eManley 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\u003cp\u003eManley Valve - Exhaust, Valve-FD MOD R\/M 37mm.\u003c\/p\u003e\n\u003ch4\u003eFeatures \u0026amp; Benefits\u003c\/h4\u003e\u003cul\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\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\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\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\u003eChrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":46460617490568,"sku":"man11639-8","price":202.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/2491\/6104\/files\/group-cf540d4a-499f-4465-9c1e-fb373a3638f4-800_3d00e8ca-aa68-4b64-b9f7-2bbeec49439d.jpg?v=1787944272","url":"https:\/\/www.allianceracing.com\/products\/manley-99-12-ford-4-6l-281-5-4l-330-v8-37mm-race-series-stainless-steel-intake-valves-set-of-8-11639-8","provider":"Alliance Racing","version":"1.0","type":"link"}