Description
Features
- Computer Numerical Control (CNC) from 8620 billet steel and case harden
- Designed and dyno proven in the USA
- Engineered by using valvetrain software
- Adds a 5%-10% power gain
| Position | Notes | |||
|---|---|---|---|---|
| 2001-2005 | Yamaha | YFM660R Raptor | - | - |
Description
| Position | Notes | |||
|---|---|---|---|---|
| 2001-2005 | Yamaha | YFM660R Raptor | - | - |