Description
Je Pistons - 09105931 - Piston Kit - 77.00 mm - 13.5:1 CR - Yamaha
Features
- 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
Specs
| Product Name | Piston Kit |
| Piston Head Shape | Domed |
| Riding Style | Off-Road |
| Bore - Oversize Metric | Standard |
| Compression Ratio Imperial | 13.5:1 |
| Units | Kit |
| Displacement | 250 cc |
| Model | Pro Series 2-Ring |
| Bore - Oversize | Standard |
| Engine Type | 4-Stroke |
| Bore Size Metric | 77.00 mm |
| Piston Material | Forged 2618 Aluminum |
| Type | Forged Side Relief Design |
Fitment
| 2015-2017 | Yamaha | WR250F |
| 2014-2018 | Yamaha | YZ250F |
| 2015-2019 | Yamaha | YZ250FX |