{"product_id":"manley-chevrolet-big-block-exhaust-valve-kit-1-940in-head-dia-5-522in-o-a-length-0-3415in-stem-3","title":"Manley Chevrolet Big Block Exhaust Valve Kit - 1.940in Head Dia. 5.522in O\/A Length, 0.3415in Stem","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":51927324491989,"sku":"MAN12741-8","price":489.99,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.trumotorsports.com\/products\/manley-chevrolet-big-block-exhaust-valve-kit-1-940in-head-dia-5-522in-o-a-length-0-3415in-stem-3","provider":"trumotorsports","version":"1.0","type":"link"}