{"product_id":"manley-vw-type-iv-single-groove-38mm-race-master-exhaust-valves-set-of-4-11659-4","title":"Manley VW Type IV Single Groove 38mm Race Master Exhaust Valves (Set of 4) - 11659-4","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-VW IV R\/M 38mm.\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":46460702687368,"sku":"man11659-4","price":94.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/2491\/6104\/files\/60f9820637337401e883e33859105488L_cc7860b5-b41b-43a5-a83b-6cf768ca7ce6.jpg?v=1787944813","url":"https:\/\/www.allianceracing.com\/products\/manley-vw-type-iv-single-groove-38mm-race-master-exhaust-valves-set-of-4-11659-4","provider":"Alliance Racing","version":"1.0","type":"link"}