Description
Features
- 2-stroke cast piston for Athena big bore cylinder
- High resistance to mechanical thermal stresses
- Made with cutting edge CNC machining tools that ensures dimensional tolerances of less than 0.01 mm
- Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions
- The rings adapt to the cylinder liner even at low tangential load
- Kit includes cast piston, wrist pin, circlips and piston rings
| Position | Notes | |||
|---|---|---|---|---|
| 1997-2021 | Yamaha | YZ125 | - | - |
