Yamaha Factory racing horsepower now available for our YXZ racers
Yamaha Factory racing horsepower now available for our YXZ racers. The GYTR Race Cylinder Head Assembly comes fully assembled with REM-finished GYTR race camshafts and CNC-ported head for increased flow, providing ultimate performance and reliability
- Requires OEM cam gears (not included)
- Head surface decked for improved compression ratio from 11.5-12.5
- Stock valves, buckets, and springs are included for durability and easy maintenance
- Requires the use of the Power Commander V by Dynojet Research, sold separately
- Designed to be used with additional GYTR accessories for the ultimate engine performance
- Requires use of minimum 112-octane racing fuel (if this head assembly is used without other engine modifications, 110-octane racing fuel can be used)
