Description
The PROX Piston Kit delivers the reliability and precision your Yamaha YZ 65 demands in high-stress offroad conditions. Whether you’re rebuilding after hard use or upgrading your engine package, this OEM-quality piston ensures consistent power delivery and extends engine longevity. Backed by PROX’s reputation for precision manufacturing, this kit restores your engine to peak performance specifications.
- Yamaha YZ 65 specific
- Standard compression ratio
- OEM-equivalent tolerances
- Complete piston kit included
- Bolt-on installation
- Optimized for offroad duty
- Precision-machined construction
- Factory performance specs
