Intake Valve - Titanium - Yamaha 8400008-2

• Forged one-piece OEM replacement valveS
• Precision machined valve head and seat surfaces
• Nitride coated
• Induction hardened valve stem tip
• Precision polished surface
• Compatible with OEM valve keepers

Yamaha -- YZ 450 F -- (2005, 2006, 2007, 2004, 2008, 2009, 2003); Yamaha -- WR 450 F -- (2014, 2004, 2009, 2011, 2012, 2008, 2015, 2007, 2003, 2005, 2006, 2013); Yamaha -- YFZ 450 4x2 -- (2004, 2005, 2009, 2008, 2007, 2006, 2017); Yamaha -- YFZ 450 X 4x2 -- (2008, 2010, 2011); Yamaha -- YFZ 450 SE 4x2 -- (2007, 2008, 2006); Yamaha -- YFZ 450R 4x2 -- (2016, 2009, 2020, 2010, 2014, 2018, 2012, 2015, 2021, 2011, 2013, 2017, 2019); Yamaha -- YFZ 450R SE 4x2 -- (2015, 2019, 2013, 2021, 2009, 2011, 2017, 2012, 2010, 2020, 2014, 2016, 2018); Yamaha -- YFZ 450 LE 4x2 -- (2004, 2005); Yamaha -- YFZ 450 Bill Balance Edition 4x2 -- (2006, 2007)