{"product_id":"manley-vw-1200-1600-single-groove-33mm-race-master-exhaust-valves-set-of-4","title":"Manley VW 1200-1600 Single Groove 33mm Race Master Exhaust Valves (Set of 4)","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":51501055181099,"sku":"MAN11651B-4","price":94.34,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0064\/3645\/4465\/files\/e8d1f152c334d87a7ca6e634d2694cb8_a10152e9-dc98-4a29-a94a-ba6749d99934.jpg?v=1763051403","url":"https:\/\/www.burton-racing.com\/products\/manley-vw-1200-1600-single-groove-33mm-race-master-exhaust-valves-set-of-4","provider":"Burton-Racing","version":"1.0","type":"link"}