{"product_id":"manley-big-block-chevy-stock-3-8in-stem-diameter-race-flo-exhaust-valves-set-of-8","title":"Manley Big Block Chevy Stock 3\/8in Stem Diameter Race Flo Exhaust Valves (Set of 8)","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":44193618559150,"sku":"MAN11517-8","price":184.01,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/0714\/9486\/products\/5f4b70fa0b8a870e0877005e4b8d1853_4a25b7b5-3326-4965-aa6b-ac08a8b22f27.jpg?v=1694622540","url":"https:\/\/purauto.com\/products\/manley-big-block-chevy-stock-3-8in-stem-diameter-race-flo-exhaust-valves-set-of-8","provider":"PurAuto","version":"1.0","type":"link"}