Wiseco GP Series 66.40mm Piston & Top End Gasket Kit for '02-22 YZ250 (PK1704)
- Standard Bore
- Designed for endurance and sustained-RPM 2-stroke riding
- Engineered, forged, and machined in the USA
- Designed with optimized features for long service life and top-end power
- Electra-Coated crown, ring groove and pin bore resists potential wear, combustion heat damages, and ring micro-welding
- ArmorGlide skirt coating reduces friction to optimize performance potential
- Extra lightening operations for enhanced throttle response
- High-quality ring(s), wrist pin(s), and circlips included
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1999-2023 | Yamaha | YZ250 | |
| 2022-2023 | Yamaha | YZ250 Monster Energy Yamaha Racing Edition | |
| 2016-2022 | Yamaha | YZ250X | |