Description
Athena - 09031784 - Piston Kit with Gaskets - 66.34 mm - Yamaha
Features
- The smooth profile ensures a regular flow and the perfect flame propagation
- The piston for 2-stroke Off-Road are produced by numerical control (CNC) machines
- Made of special high performance aluminum alloy with high silicon content that guarantee the same reliability of the OE piston
- Piston rings guarantee high seal to the cylinder walls with less friction and therefore a higher performance
- The gasket kit is produced following the strict parameters set by the manufacturers
- The gasket is made from raw materials and performs surface treatments to compensate for surface irregularities and follows material stress relieving process to improve sealing in the most critical areas
Specs
| Compression Ratio Imperial | Standard |
| Units | Kit |
| Piston Material | Forged |
| Piston Head Shape | Domed |
| Bore Size Metric | 66.34 mm |
| Engine Type | 2-Stroke |
| Model | A |
| Displacement | 250 cc |
| Product Name | Piston Kit |
| Type | Top End |
| Piston Material | Aluminum Alloy |
| Riding Style | Off-Road |
Fitment
| 1999-2025 | Yamaha | YZ250 |
| 2016-2025 | Yamaha | YZ250X |
| 2022-2023, 2025 | Yamaha | YZ250 Monster Energy Yamaha Racing Edition |
| 2024 | Yamaha | YZ 250 Monster Energy Racing |