{"product_id":"fmbp-466864-engine-valve-spring","title":"FMBP 466864 Engine Valve Spring","description":"\u003ch2\u003ePerformance Valve Spring\u003c\/h2\u003e\u003cp\u003eMelling 466864 is a performance engine valve spring built for street, strip, and circle track use. It uses chrome silicon wire and a single-spring design with 130 lb installed pressure and 380 lb open pressure for controlled valve motion under load.\u003c\/p\u003e\u003cp\u003eCompatible with a wide range of Chevrolet and GMC V8 applications, including classic Chevrolet Camaro, Chevrolet Chevelle, and GMC Jimmy fitments, this spring is specified for performance valvetrain setups that need consistent seat and open pressure. The 466864 part number is also listed for many truck, van, and passenger car applications across multiple model years.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChrome silicon construction for performance valvetrain service\u003c\/li\u003e\n\u003cli\u003eSingle spring design for simplified spring package selection\u003c\/li\u003e\n\u003cli\u003e130 lb installed pressure and 380 lb open pressure\u003c\/li\u003e\n\u003cli\u003e1.800 in installed height with 1.135 in coil bind height\u003c\/li\u003e\n\u003cli\u003eFits a broad range of Chevrolet and GMC performance and truck applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application Details\u003c\/h2\u003e\u003cp\u003eFits 1967-1986 Chevrolet Camaro, N\/A. Fits 1964-1973 Chevrolet Chevelle, N\/A. Fits 1970-1991 GMC Jimmy, N\/A. Fits 1988-1995 Chevrolet C1500, N\/A. Fits 1988-1995 GMC K1500, N\/A. Fits 1957-1985 Chevrolet Impala, N\/A. Fits 1969-1979 Chevrolet Nova, N\/A. Fits 1975-1986 Chevrolet K10, N\/A. Fits 1975-1986 Chevrolet C10, N\/A. Fits 1975-1989 Chevrolet P20, N\/A. Fits 1979-1995 GMC G2500, N\/A. Fits 1992-1995 GMC Yukon, N\/A. Fits 1999-2000 Chevrolet L30, N\/A.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eValve float at higher engine speeds\u003c\/li\u003e\n\u003cli\u003eInconsistent seat pressure in performance builds\u003c\/li\u003e\n\u003cli\u003eSpring control issues in aggressive camshaft setups\u003c\/li\u003e\n\u003cli\u003eLoss of valvetrain stability under sustained load\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Quality\u003c\/h2\u003e\u003cp\u003eVerify installed height, coil bind clearance, and spring pressure before assembly. This spring is intended for performance valvetrain use, so matching the spring to the camshaft, retainer, and rocker geometry is important. Melling offers a range of valve spring designs and pressures for different engine build requirements.\u003c\/p\u003e\u003cp\u003eMelling’s Performance line covers standard, mid-range, heavy-duty, and race-ready valve spring applications, giving builders options across street and competition use cases.\u003c\/p\u003e","brand":"FMBP","offers":[{"title":"Default Title","offer_id":53721566118069,"sku":"FMBP-466864","price":19.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_466864_Fro.jpg?v=1794122209","url":"https:\/\/www.partcatalog.com\/products\/fmbp-466864-engine-valve-spring","provider":"PartCatalog","version":"1.0","type":"link"}