{"product_id":"beehive-valve-spring-upgrade-kit","title":"Beehive Valve Spring Upgrade Kit","description":"The Trick Flow Specialties TFS-2500500 is a valve spring upgrade kit engineered for Ford 4.6L\/5.4L 2V engines, offering a solution for valvetrain upgrades and camshaft changes that require springs capable of handling increased valve lift. This kit utilizes a beehive spring design, which facilitates installation without the need for cylinder head machining. Each kit includes springs, chromoly retainers, locks, seals, and installation instructions, providing a comprehensive solution for performance enhancements.\n\nKey specifications for this kit include chromoly steel retainers and steel locks with a 7-degree, 3-groove style. The beehive valve springs have an outside diameter of 1.050 inches, an inside diameter of 0.750 inches, and a spring rate of 208 lbs.\/in. The coil bind height is 0.980 inches, and the valve stem diameter compatibility is 0.275 inches (7.00mm). The kit provides single springs per valve and includes necessary valve stem seals.\n\nThis upgrade kit is compatible with a range of Ford Modular V8 engines. For the 4.6L\/281 engine, compatibility spans from 1992 to 2014. For the 5.4L\/330 engine, compatibility ranges from 1997 to 2016. The kit is sold as a complete set.","brand":"Trick Flow","offers":[{"title":"Default Title","offer_id":52689428545848,"sku":"TFS-2500500","price":242.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687749438.jpg?v=1784906526","url":"https:\/\/store.motormia.co\/products\/beehive-valve-spring-upgrade-kit","provider":"MOTORMIA","version":"1.0","type":"link"}