{"product_id":"manley-90-99-mazda-miata-1-8l-bp056-dohc-16-intake-34mm-stainless-race-master-valves","title":"Manley 90-99 Mazda Miata 1.8L (BP056) DOHC 16 Intake 34mm Stainless Race Master Valves","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":48361964044540,"sku":"MAN11104-8","price":211.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1128\/7276\/files\/group-9bbf2521-9d90-4653-83d5-f4bdc14f8ca6-800.jpg?v=1761427969","url":"https:\/\/jdcustomsusa.com\/products\/manley-90-99-mazda-miata-1-8l-bp056-dohc-16-intake-34mm-stainless-race-master-valves","provider":"JD Customs U.S.A","version":"1.0","type":"link"}