{"product_id":"s-s-cycle-0-585-street-performance-valve-spring-kit-0951660705","title":"0.585\" Street Performance Valve Spring Kit","description":"\u003cp\u003eValve Spring Kit - 0.585\" - Twin Cam '99-'04\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUnique S\u0026amp;S design dual-spring kit reduces the risk of valve float\u003c\/li\u003e\n\u003cli\u003eEngineered specifically for high-performance Harley-Davidson valvetrains\u003c\/li\u003e\n\u003cli\u003eSupports aftermarket high-performance camshaft upgrades with up to a 0.585\" valve lift\u003c\/li\u003e\n\u003cli\u003eDelivers a robust 325 lb of open pressure at maximum valve lift\u003c\/li\u003e\n\u003cli\u003eKit includes high-tensile springs, top and bottom collars, keepers, and shims\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eRequires a 1.800\" installed height delivering 130 lb of seat pressure.\u003c\/li\u003e\n\u003cli\u003eFits standard factory production cylinder heads only; does not fit CVO or Screamin' Eagle configurations.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Valve Spring Kit - 0.585\" - Twin Cam '99-'04 (900-0593)","offer_id":54476723159358,"sku":"900-0593","price":163.95,"currency_code":"USD","in_stock":true},{"title":"Valve Spring Kit - 0.585\" - Twin Cam '05-'17 (900-0594)","offer_id":54476723192126,"sku":"900-0594","price":183.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0994\/8384\/4926\/files\/900-0593__22895.1749155908.png?v=1789761992","url":"https:\/\/twistiesmotorsports.com\/products\/s-s-cycle-0-585-street-performance-valve-spring-kit-0951660705","provider":"TWISTIES MOTORSPORTS ","version":"1.0","type":"link"}