Description
Vertex - 09100970 - Piston Kit - 66.35 mm - Yamaha YZ250/X
Features
- Piston skirt is coated with a high-tech Molybdenum Disulphite coating for faster break-in time and increased piston life
- Gravity-cast aluminum alloy (not forged) with 18% silicone content
- Cast OE replacement piston
- Kit includes piston, rings, wrist pin and circlips
- Replacement Part for OEM Number(s):1P81163100A0
Specs
| Cylinder Diameter Metric | 66.40 mm |
| Engine Type | 2-Stroke |
| Model | Cast Replica |
| Units | Kit |
| Compression Ratio Imperial | 13.4:1 |
| Piston Diameter Metric | 66.35 mm |
| Piston Material | Aluminum Alloy |
| Piston Material | Cast |
| Product Name | Piston Kit |
| Riding Style | Off-Road |
| Displacement | 250 cc |
| Skirt Coating | Molybdenum Disulphite |
Fitment
| 1999-2024 | Yamaha | YZ250 |
| 2016-2024 | Yamaha | YZ250X |