Description
Prox - PX7080B - Piston Kit - 67.95 mm - Yamaha WR250/YZ250
Features
- Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances
- Kit includes piston, ring kit, wrist pin, and circlips
- Replacement Part for OEM Number(s):4SR1163100
Specs
| Bore - Oversize Metric | Standard |
| Displacement | 250 cc |
| Engine Type | 2-Stroke |
| Product Name | Piston Kit |
| Bore - Oversize | Standard |
| Piston Material | Aluminum Alloy |
| Skirt Coating | Moly Coated |
| Type | Standard Size B |
| Riding Style | Off-Road |
| Piston Material | Cast |
| Units | Kit |
| Compression Ratio Imperial | Standard |
| Piston Size Metric | 67.95 mm |
| Bore Size Metric | 68.00 mm |
Fitment
| 1988-1990 | Yamaha | WR 250 |
| 1988-1998 | Yamaha | YZ250 |
| 1991-1997 | Yamaha | WR250 |