{"product_id":"manley-chevrolet-big-block-1-900in-head-dia-5-422in-o-a-length-race-series-exhaust-valve-single","title":"Manley Performance 11707-1 Manley Performance 11707-1Manley fits Chevrolet","description":"\u003cp\u003eManley Performance 11707-1 Manley fits Chevrolet Big Block 1.900in Head Dia. 5.422in O\/A Length Race Series Exhaust Valve - Single\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e : Manley Performance\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eMPN\u003c\/strong\u003e : 11707-1\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAlternatePartNumber\u003c\/strong\u003e : man11707-1\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eUPC\u003c\/strong\u003e : 807298001739\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProduct Department\u003c\/strong\u003e : Engine Components\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProduct Category\u003c\/strong\u003e : Valves\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBoxQuantity\u003c\/strong\u003e : 1\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eLength\u003c\/strong\u003e : 4.0 inches\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWidth\u003c\/strong\u003e : 3.0 inches\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e : 1.0 inch\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e : 0.17 lbs\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eProp65\u003c\/strong\u003e : Yes\u003c\/p\u003eStainless 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":44523571216570,"sku":"MAN11707-1","price":29.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0562\/0855\/6218\/files\/60a800d0c1f947d0f60d7b7f5af0f3caL.jpg?v=1736449058","url":"https:\/\/performancemods.com\/products\/manley-chevrolet-big-block-1-900in-head-dia-5-422in-o-a-length-race-series-exhaust-valve-single","provider":"PERFORMANCE MODS","version":"1.0","type":"link"}