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Exhaust Valve - Steel & titanium

$151.19
  • Forged from a single blank, grain flow is improved to enhance the mechanical characteristics of the valve without having to resort to welding
  • Compatible with OEM components
  • Induction hardened valve stem tip
  • Precision machined valve head and seat surfaces
  • Special PVD, CVD processes leave a (Black Nitride Coating) BrN coating that provides high micro-hardness and low friction surfaces for reduced heat generation and carbon build-up
  • The goal is to provide a valve that will endure the harshest racing conditions
*Titanium: The titanium is coated to an ultra-smooth surface while reaching hardness levels 5x that of high speed steel

Fits:
  • YAMAHA WR450F (2003)
  • YAMAHA YZ450F (2003)
  • YAMAHA WR450F (2004)
  • YAMAHA YZ450F (2004)
  • YAMAHA WR450F (2005)
  • YAMAHA YZ450F (2005)
  • YAMAHA WR450F (2006)
  • YAMAHA YZ450F (2006)
  • YAMAHA WR450F (2007)
  • YAMAHA YZ450F (2007)
  • YAMAHA WR450F (2008)
  • YAMAHA YZ450F (2008)
  • YAMAHA WR450F (2009)
  • YAMAHA YZ450F (2009)
  • YAMAHA WR450F (2011)
  • YAMAHA WR450F (2012)
  • YAMAHA YFZ450 (2004)
  • YAMAHA YFZ450 (2005)
  • YAMAHA YFZ450 (2006)
  • YAMAHA YFZ450 (2007)
  • YAMAHA YFZ450 (2008)
  • YAMAHA YFZ450 (2009)
  • YAMAHA YFZ450R (2009)
  • YAMAHA YFZ450R (2010)
  • YAMAHA YFZ450R (2011)
  • YAMAHA YFZ450R SE (2009)
  • YAMAHA YFZ450R SE (2010)
  • YAMAHA YFZ450 SE (2008)
  • YAMAHA YFZ450 SE (2007)
  • YAMAHA YFZ450R (2013)
  • YAMAHA WR450F (2013)
  • YAMAHA YFZ450R (2012)
  • YAMAHA YFZ450R (2014)
  • YAMAHA YFZ450R SE (2014)
  • YAMAHA WR450F (2014)
  • YAMAHA YFZ450R SE (2011)
  • YAMAHA YFZ450R SE (2012)
  • YAMAHA YFZ450R (2015)
  • YAMAHA YFZ450R SE (2015)
  • YAMAHA WR450F (2015)
  • YAMAHA YFZ450R (2016)
  • YAMAHA YFZ450R SE (2016)
  • YAMAHA YFZ450R SE (2017)
  • YAMAHA YFZ450 (2017)
  • YAMAHA YFZ450R (2018)
  • YAMAHA YFZ450R (2019)
  • YAMAHA YFZ450R SE (2019)
  • YAMAHA YFZ450R SE (2013)
  • YAMAHA YFZ450R (2020)
  • YAMAHA YFZ450R SE (2020)
  • YAMAHA YFZ450 SE (2005)
  • YAMAHA YFZ450 SE (2006)
  • YAMAHA YFZ450 Bill Balance Edition (2006)
  • YAMAHA YFZ450R SE (2018)
  • YAMAHA YFZ450R (2021)
  • YAMAHA YFZ450R (2022)
  • YAMAHA YFZ450R (2023)
  • YAMAHA YFZ450R SE (2023)
  • YAMAHA YFZ450R (2024)
  • YAMAHA YFZ450R (2025)
  • YAMAHA YFZ450R SE (2025)
  • YAMAHA YFZ450R SE (2022)
  • YAMAHA YFZ450R SE (2021)
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