{"product_id":"bcbc-vs-720-engine-valve-spring","title":"BCBC VS-720 Engine Valve Spring","description":"\u003ch2\u003eEngine Valve Spring Overview\u003c\/h2\u003e\u003cp\u003eThe Melling VS-720 is a standard replacement engine valve spring built for stock and performance applications. It uses corrosion-resistant steel and a single-spring design to match a wide range of classic GM V8 applications, including Buick, Oldsmobile, Pontiac, and Cadillac models.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCorrosion-resistant steel construction for dependable valve train service.\u003c\/li\u003e\n\u003cli\u003eSingle spring design for standard replacement use.\u003c\/li\u003e\n\u003cli\u003eInstalled height: 1.67 in. (42.0 mm).\u003c\/li\u003e\n\u003cli\u003eInstalled pressure: 80.0.\u003c\/li\u003e\n\u003cli\u003eOpen pressure: 187.0 at 1.27 in. (32.0 mm) open height.\u003c\/li\u003e\n\u003cli\u003eInside diameter: 1.041 in. (26.0 mm); outside diameter: 1.425 in. (36.0 mm).\u003c\/li\u003e\n\u003cli\u003eCompatible with stock and MTO-1 camshaft applications listed for select Buick, Oldsmobile, Pontiac, and Cadillac engines.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe VS-720 valve spring is part of Melling’s Stock line and is intended for engine builds that need a standard replacement spring with defined pressure and height specifications. The spring’s corrosion-resistant steel construction, single-spring layout, and measured installed and open pressures make it suitable for maintaining valve control in the listed applications. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 32-1016, 051-016-000) for the same application. The Melling VS-720 is a direct fit for a broad range of classic Buick, Oldsmobile, Pontiac, and Cadillac engines, including applications such as the Oldsmobile Cutlass, Pontiac Firebird, and Buick LeSabre.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or weak valve spring in a compatible engine build.\u003c\/li\u003e\n\u003cli\u003eRestoring valve train pressure to listed specification.\u003c\/li\u003e\n\u003cli\u003eAddressing valve float or inconsistent valve control caused by spring fatigue.\u003c\/li\u003e\n\u003cli\u003eSupporting stock camshaft applications and select MTO-1 camshaft setups.\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 installation. Match the spring to the camshaft and cylinder head requirements for the specific engine application. Confirm fitment against the vehicle listing and note that some applications specify use with the MTO-1 camshaft.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMelling offers a range of valve spring designs across standard, mid-range, heavy-duty, and race-ready applications, with options that include standard and dual springs, dampers, and beehive designs. The VS-720 is part of that product range and is built to meet standard replacement requirements.\u003c\/p\u003e","brand":"BCBC","offers":[{"title":"Default Title","offer_id":53725649371317,"sku":"BCBC-VS-720","price":15.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_VS720_Fro.jpg?v=1794205686","url":"https:\/\/www.partcatalog.com\/products\/bcbc-vs-720-engine-valve-spring","provider":"PartCatalog","version":"1.0","type":"link"}