- Offer the off-road enthusiast superior performance at an excellent value
- Incorporate a high flow design for maximum power and long service life
- X2 Titanium Valves are full CrN coated for extended service life
- The X2 valvetrain kits are complete with high performance valves matched with the correct valve spring as well as precision retainers, spring seats and valve locks
Yamaha -- WR 250 F -- (2001, 2003, 2006, 2002, 2005, 2010, 2011, 2004, 2007, 2009, 2008); Yamaha -- YZ 250 F -- (2003, 2005, 2007, 2008, 2006, 2002, 2004, 2012, 2009, 2013, 2010, 2011)