Titanium 5 Valve Head Single Intake

Osburn's Family Business Verified independent store

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Features: Forged Ti 6242 alloy ensuring optimum strength & weight ClearCrN coated tip for excellent wear resistance between the shim & valve ClearCNC machined dish for lightest wei ght design ClearOptimized Radius & profile for enhanced air flow ClearRunout & concentricity held to tight tolerances for improved valve to seat seal for higher cylinder pressures ClearStem diameter held to microns, featuring superior RA finish & CrN Thin Film coating for optimum wear & friction reduction ClearSuperior seat finish held to microns featuring CrN coating for extended wear and seal Fitment Yamaha WR450F 2003 Yamaha WR450F 2004 Yamaha WR450F 2005 Yamaha WR450F 2006 Yamaha WR450F 2007 Yamaha WR450F 2008 Yamaha WR450F 2009 Yamaha WR450F 2010 Yamaha WR450F 2011 Yamaha WR450F 2012 Yamaha WR450F 2013 Yamaha WR450F 2014 Yamaha WR450F 2015 Yamaha YFZ450 2004 Yamaha YFZ450 2005 Yamaha YFZ450 2006 Yamaha YFZ450 2007 Yamaha YFZ450 2008 Yamaha YFZ450 2009 Yamaha YFZ450 2012 Yamaha YFZ450 2013 Yamaha YFZ450 Bill Balance Edition 2006 Yamaha YFZ450 Bill Balance Edition 2007 Yamaha YFZ450 SE 2007 Yamaha YFZ450 SE 2008 Yamaha YFZ450R 2009 Yamaha YFZ450R 2010 Yamaha YFZ450R 2011 Yamaha YFZ450R 2012 Yamaha YFZ450R 2013 Yamaha YFZ450R 2014 Yamaha YFZ450R SE 2009 Yamaha YFZ450R SE 2010 Yamaha YFZ450R SE 2011 Yamaha YFZ450R SE 2012 Yamaha YFZ450R SE 2013 Yamaha YFZ450R SE 2014 Yamaha YFZ450X 2010 Yamaha YFZ450X 2011 Yamaha YFZ450X Bill Ballance 2010 Yamaha YFZ450X SE 2011 Yamaha YZ450F 2003 Yamaha YZ450F 2004 Yamaha YZ450F 2005 Yamaha YZ450F 2006 Yamaha YZ450F 2007 Yamaha YZ450F 2008 Yamaha YZ450F 2009 Show more