Description
Features
- Feature X-style forgings for ultimate strength, minimizing friction, durability, power, and weight reduction
- Full radius dome designs maximize quench while eliminating hot spots that promote detonation
- Internal bracing maximizes durability while decreasing friction in the pin assembly
- Piston kit includes wrist pin, rings, & circlips
- Made in the USA
| Position | Notes | |||
|---|---|---|---|---|
| 2004-2017 | Yamaha | YFZ450 | - | - |
| 2004-2005 | Yamaha | YFZ 450 LE 4x2 | - | - |
| 2018-2019 | Yamaha | YFZ 450 4x2 | - | - |
| 2007-2008 | Yamaha | YFZ450 SE | - | - |
| 2006-2007 | Yamaha | YFZ450 Bill Balance Edition | - | - |
| 2006 | Yamaha | YFZ 450 SE 4x2 | - | - |
