{"product_id":"bcbc-vs-1631-engine-valve-spring","title":"BCBC VS-1631 Engine Valve Spring","description":"\u003ch2\u003eEngine Valve Spring Overview\u003c\/h2\u003e\u003cp\u003eThe Melling VS-1631 engine valve spring is a standard replacement spring built for stock applications across a wide range of Ford and Lincoln engines. It uses chromium-silicon alloy steel wire and a single-spring design to deliver consistent valve control in everyday and performance-oriented service.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChromium-silicon alloy steel wire construction for dependable spring performance.\u003c\/li\u003e\n\u003cli\u003eSingle-spring design for standard replacement use.\u003c\/li\u003e\n\u003cli\u003eInstalled pressure of 59.0 and open pressure of 104.0 for controlled valve operation.\u003c\/li\u003e\n\u003cli\u003eInstalled height of 1.45 and coil bind height of 1.043 for application-specific setup.\u003c\/li\u003e\n\u003cli\u003eFits stock applications in Ford Transit-150, Transit-250, Transit-350, Transit-350 HD, Explorer, Flex, Police Interceptor Sedan, Police Interceptor Utility, Taurus, Expedition, F-150, and Lincoln MKT, MKS, and Navigator.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe VS-1631 is part of Melling’s Stock line and is intended for engines that need a direct replacement valve spring with standard replacement characteristics. This part number, VS-1631, is listed for multiple Ford and Lincoln platforms, including the Ford F-150, Ford Explorer, and Lincoln Navigator, making it a fitment-focused option for stock engine service. Melling offers a broad range of valve spring designs, and this spring reflects that coverage with a standard single-spring configuration rather than a specialty race setup.\u003c\/p\u003e\u003cp\u003eThis part cross-references Monroe Shocks \u0026amp; Struts (e.g., 32-5019, 131-4001) for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacing a worn or weakened valve spring.\u003c\/li\u003e\n\u003cli\u003eRestoring valve control in stock engine applications.\u003c\/li\u003e\n\u003cli\u003eAddressing inconsistent spring pressure during engine service.\u003c\/li\u003e\n\u003cli\u003eSupporting proper valve train operation when original spring specifications are required.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify installed height, coil bind height, and spring pressure against the engine’s service specifications before installation. Confirm cylinder head and valve train requirements for the exact application, since fitment varies by model and engine configuration. Use the part number VS-1631 to match the correct spring specification during ordering and service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eMelling supplies valve springs across standard, heavy-duty, and race-ready categories, and the VS-1631 is built as a standard replacement spring for stock applications. The chromium-silicon alloy steel wire construction supports consistent performance under normal engine operating conditions.\u003c\/p\u003e","brand":"BCBC","offers":[{"title":"Default Title","offer_id":53725656187061,"sku":"BCBC-VS-1631","price":14.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ML_VS1631_Fro.jpg?v=1794205967","url":"https:\/\/www.partcatalog.com\/products\/bcbc-vs-1631-engine-valve-spring","provider":"PartCatalog","version":"1.0","type":"link"}