{"product_id":"manley-chevrolet-big-block-exhaust-valve-kit-1-900in-head-dia-5-522in-o-a-length-0-3415in-stem-1","title":"Manley Chevrolet Big Block Exhaust Valve Kit - 1.900in 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":50943812141272,"sku":"MAN11739-8","price":565.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0624\/3844\/1176\/files\/fec5f7dba71aff461c53f7b003c4211fL_fa2b66ce-548c-4781-9e08-7a363e01f8c1.jpg?v=1760781581","url":"https:\/\/turninconcepts.com\/products\/manley-chevrolet-big-block-exhaust-valve-kit-1-900in-head-dia-5-522in-o-a-length-0-3415in-stem-1","provider":"TurninConcepts","version":"1.0","type":"link"}