{"product_id":"kpmi-spring-kit-600-lift-twin-cam-fits-h-d-05-10-evolution-sportster-04-11-mpn-20-20360","title":"KPMI Spring Kit .600 Lift Twin Cam fits H-D '05-10 Evolution Sportster '04-11 [MPN: 20-20360]","description":"\u003cdiv class=\"wrap-collapsibleMM\"\u003e\n\u003cinput id=\"collapsibleDescriptionMM7b7f6698\" class=\"collapsibleDescriptionMM toggleMM\" type=\"checkbox\"\u003e\u003clabel for=\"collapsibleDescriptionMM7b7f6698\" class=\"lbl-toggleMM\"\u003eProduct Description\u003c\/label\u003e\u003cdiv class=\"collapsible-contentMM\"\u003e\u003cdiv class=\"content-innerMM\"\u003e\n\u003cp\u003eWound from Premium Kobe Super-Clean Chrome Silicon Wire. KPMI valve springs are heat-treated, stress relieved and shot peened to insure maximum performance and life. Springs are engineered for each specific application using proprietary advanced spring design simulation, and analysis software. Engineers pay special attention to cam and spring harmonics, stress, mass and operating rpm.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eKits include titanium or heat-treated steel retainers, chrome silicone springs and heat-treated lower collars\u003c\/li\u003e\n\u003cli\u003eMade in USA\u003c\/li\u003e\n\u003cli\u003eUse OEM keepers for these kits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":47318660153531,"sku":"CCP-191-27014T","price":234.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/5230\/6875\/files\/118354_1_1.jpg?v=1766772486","url":"https:\/\/motomentum.com\/products\/kpmi-spring-kit-600-lift-twin-cam-fits-h-d-05-10-evolution-sportster-04-11-mpn-20-20360","provider":"Motomentum","version":"1.0","type":"link"}