{"product_id":"fmbp-466364-engine-valve-spring","title":"FMBP 466364 Engine Valve Spring","description":"\u003ch2\u003ePerformance Valve Spring Overview\u003c\/h2\u003e\u003cp\u003eMelling 466364 is a performance engine valve spring built for hydraulic flat tappet applications. It uses chrome silicon construction and a single-spring design with dimensions and pressures suited to street, performance, and racing use.\u003c\/p\u003e\u003cp\u003eCompatible with a wide range of Chevrolet and GMC V8 applications, including classic Chevrolet Camaro, Chevrolet Chevelle, and GMC C1500 fitments. The 466364 valve spring is specified with a 1.800-inch installed height, 112.0 lb installed pressure, and 350.0 lb open pressure for controlled valve motion under load.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChrome silicon material for performance spring service\u003c\/li\u003e\n\u003cli\u003eSingle spring design for hydraulic flat tappet camshaft setups\u003c\/li\u003e\n\u003cli\u003e1.260-inch outside diameter and 0.866-inch inside diameter\u003c\/li\u003e\n\u003cli\u003e1.200-inch spring open height and 1.141-inch coil bind height\u003c\/li\u003e\n\u003cli\u003ePerformance grade construction for street and competition use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Application Notes\u003c\/h2\u003e\u003cp\u003eThis Melling Performance spring line covers standard, heavy-duty, and race-ready valve spring needs across street to circle track and drag race builds. Part number 466364 is listed for many Chevrolet and GMC platforms, including Chevrolet Corvette, Chevrolet Monte Carlo, and GMC Jimmy applications, with fitment notes calling out the 1.260-inch outside diameter requirement. The spring is intended for builders who need a direct-spec valve spring with defined pressure and height values for compatible engine combinations.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeak or inconsistent valve control at higher engine speeds\u003c\/li\u003e\n\u003cli\u003eSpring fatigue in performance or rebuilt cylinder heads\u003c\/li\u003e\n\u003cli\u003eIncorrect installed height for a hydraulic flat tappet setup\u003c\/li\u003e\n\u003cli\u003eValve float concerns in street and competition engines\u003c\/li\u003e\n\u003cli\u003eReplacement needs for engines requiring a 1.260-inch outside diameter spring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify installed height, coil bind clearance, and spring pressure before assembly. Confirm that the cylinder head and retainer setup match the 1.260-inch outside diameter and the listed spring dimensions. Some applications note machining may be required, so check the head and valvetrain package before final installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMelling offers a broad valve spring range from standard service to race-ready applications, with multiple wire sizes, materials, and spring pressures available. Part number 466364 is part of the Performance line and is engineered for builders who need a defined spring specification for compatible engine builds.\u003c\/p\u003e","brand":"FMBP","offers":[{"title":"Default Title","offer_id":53721565823157,"sku":"FMBP-466364","price":17.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_466364_Fro.jpg?v=1794122156","url":"https:\/\/www.partcatalog.com\/products\/fmbp-466364-engine-valve-spring","provider":"PartCatalog","version":"1.0","type":"link"}