{"product_id":"manley-big-block-chevrolet-extreme-duty-exhaust-valve-5-522in-overall-l-1-900in-diameter-set-of-8","title":"Manley Big Block Chevrolet Extreme Duty Exhaust Valve - 5.522in Overall L 1.900in Diameter Set of 8","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":44193632747694,"sku":"MAN12739-8","price":501.35,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/0714\/9486\/products\/5f4b70fa0b8a870e0877005e4b8d1853_11e266c2-9529-4732-bfd6-bf58f23d300a.jpg?v=1694622942","url":"https:\/\/purauto.com\/products\/manley-big-block-chevrolet-extreme-duty-exhaust-valve-5-522in-overall-l-1-900in-diameter-set-of-8","provider":"PurAuto","version":"1.0","type":"link"}