| Specification | Value |
|---|---|
| Bore Size | 77.00 mm |
| Product Name | Piston Kit |
| Bore - Oversize | Standard |
| Compression Ratio | 13.5:1 |
| Units | Kit |
| Piston Head Shape | Domed |
| Riding Style | Off-Road |
| Displacement | 250 cc |
| Model | Pro Series 2-Ring |
| Piston Material | Forged 2618 Aluminum |
| Type | Forged Side Relief Design |
| Engine Type | 4-Stroke |
- Internal and external bracing
- Dedicated embossed forgings for weight reduction
- Specialized processes such as internal milling the internal struts, along with dedicated accumulator groove and forged side relief
- Dome top features smooth radii, requires no deburring or preparation
- Kit includes piston(s), wrist pin, circlip and rings unless otherwise noted
- Made in the USA
FITMENTS
| Year | Make | Model |
|---|---|---|
| 2014-2018 | Yamaha | YZ250F |
| 2015-2019 | Yamaha | YZ250FX |
| 2015-2017 | Yamaha | WR250F |
- Supplier:
- Parts Unlimited
- MAP:
- Yes
