{"product_id":"spring-kit-vlv-oe-57-83xl-20-20440","title":"Spring Kit Vlv Oe 57-83Xl 20-20440","description":"OEM Replacement Valve Spring Kit\u003cli\u003eDesigned to give stock pressures and work with stock cam profiles\u003c\/li\u003e\u003cli\u003eRetainers, keepers, and bases are modeled using FEA (Finite Element Analysis) to maximize mechanical strength\u003c\/li\u003e\u003cli\u003eSprings are wound from Super Clean chrome silicon valve spring wire that has been heat treated and shot peened\u003c\/li\u003e\u003cli\u003eManufactured to original O.E.M. specifications using premium modern materials, design protocols and manufacturing techniques\u003c\/li\u003e\u003cli\u003eMade in the USA\u003c\/li\u003eMay require machining of valve guides for special seals.\nMay require \"R\"-style valves to achieve correct install height.\nKit Includes:\n• 4x CrSi Valve Springs\n• 4x H.T. Steel Retainers\n• 4x H.T. Steel Basewashers\n• 4x H.T. Steel Keepers (Pair)","brand":"Kibblewhite","offers":[{"title":"Default Title","offer_id":50860924240202,"sku":"25PTS013099","price":224.16,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0888\/8949\/1786\/files\/9402968aba445f33d7f23e0187502873_600.webp?v=1751961438","url":"https:\/\/throttleandgear.com\/products\/spring-kit-vlv-oe-57-83xl-20-20440","provider":"Throttle \u0026 Gear Co. Ltd.","version":"1.0","type":"link"}