{"product_id":"pacaloy-steel-valve-spring-kit","title":"Pacaloy Steel Valve Spring Kit","description":"The Trick Flow Track Max Pacaloy valve spring and retainer kit offers a robust solution for engine builders seeking enhanced valvetrain performance. These dual valve springs are constructed from a proprietary blend of alloys, CNC-coiled from high tensile-strength Pacaloy chrome-silicon steel, and double shot-peened to exceed Aerospace Material Specification reliability standards.\n\nEach kit is engineered to handle high-lift cam applications, featuring a 1.290 in. outer diameter and a spring rate of 370 lbs.\/in. The package includes precision-machined steel retainers and 7-degree, single-groove beadlock-style valve locks, along with valve stem seals. The springs provide 140 lbs. of seat pressure at an installed height of 1.800 in. and 380 lbs. of open pressure at 1.200 in. open height, supporting a maximum valve lift of 0.650 in.\n\nThese kits are suitable for a wide range of applications, with options available for vehicles from the 1990s and up, aiming to maximize engine performance for both street and race applications.","brand":"Trick Flow","offers":[{"title":"Default Title","offer_id":52689427628344,"sku":"TFS-2500280","price":264.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0970\/4895\/3144\/files\/687737211.jpg?v=1784906526","url":"https:\/\/store.motormia.co\/products\/pacaloy-steel-valve-spring-kit","provider":"MOTORMIA","version":"1.0","type":"link"}