Description
Features
- Aluminum cylinder is nickel carbide coated designed with larger water jackets
- Specially designed, high performance, hard anodized power valves (cannot use OEM)
- There is an aluminum cylinder head with a removable bronze dome allowing for a higher compression ratio and anti-detonation features (except where noted)
- Kit also includes a Cast-Lite flat top piston kit, and an Athena top-end gasket set that includes required seals and hardware
- Bolt on; no matching required except where noted
| Position | Notes | |||
|---|---|---|---|---|
| 2005-2021 | Yamaha | YZ125 | - | - |
| 2020-2022 | Yamaha | YZ125X | - | - |
