Developed and used by Yamaha race teams, the kit increases horsepower and torque across the entire YZ250F power curve.
The YZ250F GYTR Performance Ported Head Kit increases horsepower and torque across the entire YZ250F power curve.
Developed and used by Yamaha race teams, the kit offers professional-level performance while maintaining strict Yamaha durability standards. The head comes fully assembled and ready to install. Yamaha has developed two specific GYTR Yamaha Power Tuner maps to optimize performance.
- Used by Yamaha race teams
- Increases horsepower and torque across the entire power curve
- Fully assembled, adjusted and ready to install
- Designed for AMA-approved fuels (T4, Pro6)
- 15.4:1 Compression Ratio with GYTR High Compression Piston Kit
- Machined GYTR logo
- Highly recommend use with the GYTR High Compression Piston Kit, sold separately
