{"product_id":"intake-valve-spring-kit-stainless-steel-1","title":"Intake Valve\/Spring Kit Stainless Steel","description":"\u003cp\u003eKPMI`s Intake Only Kits have been designed as a stainless steel valve conversion system to replace factory titanium intake valves and components. KPMI*s engineers use our proprietary design and simulation softwares to create these systems. Our design, simulation, and manufacturing processes insure compatibility of the valve spring*s force and natural frequency with the cam profile, the mass of the system, and the engine RPM. Literally thousands of riders have converted to these kits to extend the life of their intake valves.\u003c\/p\u003e\n\n\u003cp\u003eFitment\n\u003cbr\u003eYamaha WR450F  2003\n\u003cbr\u003eYamaha WR450F  2004\n\u003cbr\u003eYamaha WR450F  2005\n\u003cbr\u003eYamaha WR450F  2006\n\u003cbr\u003eYamaha WR450F  2007\n\u003cbr\u003eYamaha WR450F  2008\n\u003cbr\u003eYamaha WR450F  2009\n\u003cbr\u003eYamaha WR450F  2010\n\u003cbr\u003eYamaha WR450F  2011\n\u003cbr\u003eYamaha WR450F  2012\n\u003cbr\u003eYamaha WR450F  2013\n\u003cbr\u003eYamaha WR450F  2014\n\u003cbr\u003eYamaha WR450F  2015\n\u003cbr\u003eYamaha YFZ450  2004\n\u003cbr\u003eYamaha YFZ450  2005\n\u003cbr\u003eYamaha YFZ450  2006\n\u003cbr\u003eYamaha YFZ450  2007\n\u003cbr\u003eYamaha YFZ450  2008\n\u003cbr\u003eYamaha YFZ450  2009\n\u003cbr\u003eYamaha YFZ450 Bill Balance Edition  2006\n\u003cbr\u003eYamaha YFZ450 Bill Balance Edition  2007\n\u003cbr\u003eYamaha YFZ450 SE  2007\n\u003cbr\u003eYamaha YFZ450 SE  2008\n\u003cbr\u003eYamaha YFZ450R  2009\n\u003cbr\u003eYamaha YFZ450R  2010\n\u003cbr\u003eYamaha YFZ450R  2011\n\u003cbr\u003eYamaha YFZ450R  2012\n\u003cbr\u003eYamaha YFZ450R  2013\n\u003cbr\u003eYamaha YFZ450R  2014\n\u003cbr\u003eYamaha YFZ450R  2015\n\u003cbr\u003eYamaha YFZ450R  2016\n\u003cbr\u003eYamaha YFZ450R SE  2009\n\u003cbr\u003eYamaha YFZ450R SE  2010\n\u003cbr\u003eYamaha YFZ450R SE  2011\n\u003cbr\u003eYamaha YFZ450R SE  2012\n\u003cbr\u003eYamaha YFZ450R SE  2013\n\u003cbr\u003eYamaha YFZ450R SE  2014\n\u003cbr\u003eYamaha YFZ450R SE  2015\n\u003cbr\u003eYamaha YFZ450R SE  2016\n\u003cbr\u003eYamaha YFZ450X  2010\n\u003cbr\u003eYamaha YFZ450X  2011\n\u003cbr\u003eYamaha YFZ450X Bill Ballance  2010\n\u003cbr\u003eYamaha YFZ450X SE  2011\n\u003cbr\u003eYamaha YZ450F  2003\n\u003cbr\u003eYamaha YZ450F  2004\n\u003cbr\u003eYamaha YZ450F  2005\n\u003cbr\u003eYamaha YZ450F  2006\n\u003cbr\u003eYamaha YZ450F  2007\n\u003cbr\u003eYamaha YZ450F  2008\n\u003cbr\u003eYamaha YZ450F  2009\u003c\/p\u003e","brand":"KPMI","offers":[{"title":"Default Title","offer_id":45412534583526,"sku":"191-44002","price":303.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0675\/5257\/5718\/files\/22b0-5885c8787c69b.jpg?v=1728445150","url":"https:\/\/osburns.com\/products\/intake-valve-spring-kit-stainless-steel-1","provider":"Osburn's Family Business","version":"1.0","type":"link"}