{"product_id":"09260799","title":"Kibblewhite Racing Valve Spring Kit for 1957-1983 Harley-Davidson Lightweight Racing Chromium Silicon Alloy #20-2210","description":"\u003ch2\u003eDescription\u003c\/h2\u003eRacing Valve Spring Kit\u003cbr\u003e\u003cbr\u003e\u003cli\u003eDesigned for its specific application, taking into account several critical parameters including; cam profiles, harmonics, natural frequency of the springs, valvetrain mass, required pressure, wire stress, fatigue life, and engine rpm\u003c\/li\u003e\u003cli\u003eProgressively wound springs using Kobe super-clean, chromium silicon(CrSi) based wire that is heat treated and shot peened\u003c\/li\u003e\u003cli\u003eComplete set for one engine\u003c\/li\u003e\u003cli\u003eMade in the USA\u003c\/li\u003e\u003cbr\u003e\u003cbr\u003eMay require machining of valve guides for special seals.May require \"R\"-style valves to achieve correct install height.Kit Includes:• 4x CrSi Valve Springs• 4x H.T. Steel Retainers• 4x H.T. Steel Basewashers• 4x H.T Steel Keeper (Pairs)\u003ch2\u003eFitment\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e1957-1959 Harley-Davidson XL 900 Sportster\u003c\/li\u003e\n\u003cli\u003e1958 Harley-Davidson XLC 900 Sportster\u003c\/li\u003e\n\u003cli\u003e1972-1978 Harley-Davidson XLCH 1000 Sportster\u003c\/li\u003e\n\u003cli\u003e1958-1972 Harley-Davidson XLCH 900 Sportster\u003c\/li\u003e\n\u003cli\u003e1977-1978 Harley-Davidson XLCR 1000 Cafe Racer\u003c\/li\u003e\n\u003cli\u003e1972-1983 Harley-Davidson XLH 1000 Sportster\u003c\/li\u003e\n\u003cli\u003e1958-1972 Harley-Davidson XLH 900 Sportster\u003c\/li\u003e\n\u003cli\u003e1978-1982 Harley-Davidson XLS 1000 Roadster\u003c\/li\u003e\n\u003cli\u003e1983 Harley-Davidson XLS 1000 Roadster Custom Sport\u003c\/li\u003e\n\u003cli\u003e1977-1978 Harley-Davidson XLT 1000 Sportster\u003c\/li\u003e\n\u003cli\u003e1983 Harley-Davidson XLX 1000 Sportster\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Exhaust| Intake\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Lift:\u003c\/strong\u003e 0,480\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Lift Imperial:\u003c\/strong\u003e 0.480\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCollar Material:\u003c\/strong\u003e H.T. Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Racing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Seat Pressure:\u003c\/strong\u003e 158 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Spring Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Chromium Silicon Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Lightweight Racing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRiding Style:\u003c\/strong\u003e Street\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpring Open Pressure:\u003c\/strong\u003e 340 lb\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Valve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePart Numbers\u003c\/h2\u003e\u003cp\u003eItem Number: 09260799\u003cbr\u003eVendor Part Number: 20-2210\u003cbr\u003eBarcode Number: 09260799\u003c\/p\u003e","brand":"Kibblewhite","offers":[{"title":"Default Title","offer_id":58449892508035,"sku":"09260799","price":150.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1329\/4265\/files\/09260799_01.jpg?v=1783958340","url":"https:\/\/hogparts.com\/products\/09260799","provider":"Hogparts UK Ltd","version":"1.0","type":"link"}