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 #B7B-E16A0-V0-00
Designed to fit these products
- YZ250F (2024)