{"product_id":"manley-big-block-chevrolet-extreme-duty-exhaust-valve-5-522in-overall-l-1-900in-diameter-single","title":"Manley Big Block Chevrolet Extreme Duty Exhaust Valve - 5.522in Overall L 1.900in Diameter - Single","description":"Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":42979554754745,"sku":"MAN12739-1","price":61.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0557\/7614\/9689\/products\/53486a838b36cd9095e68ae770cd2598_b606b14b-fd5c-4aba-a4c1-c99e47c6346a.jpg?v=1666644578","url":"https:\/\/www.demonicperformance.com\/products\/manley-big-block-chevrolet-extreme-duty-exhaust-valve-5-522in-overall-l-1-900in-diameter-single","provider":"Demonic Performance ","version":"1.0","type":"link"}