- Engineered, forged, and machined in the USA
- Designed and built for each specific 4-stroke powersports engine
- Improved tensile strength of forged material optimizes strength and service life
- Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
- Includes high-quality piston ring(s), wrist pin(s), and circlips
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2004-2009 | Yamaha | YFZ450 | |
| 2012-2013 | Yamaha | YFZ450 | |
| 2007 | Yamaha | YFZ450SE Special Edition | |
| 2008 | Yamaha | YFZ450SP Special Edition | |
| 2006-2007 | Yamaha | YFZ450V Bill Balance Edition | |
| 2011 | Yamaha | YFZ450X | |
| 2011 | Yamaha | YFZ450XSE Special Edition | |