Set motor (cylinder kit) for Yamaha WR 250 R / WR 250 X (2008-2017).
The Italian manufacturer Athena constantly invests in research and development, resulting in high-quality products made from top materials processed with state-of-the-art technology.
Includes all elements shown in the picture (cylinder, piston, pin, rings, clips, gaskets).
Technical specifications:
- technology: aluminum / NiCaSil
- cooling: liquid
- cylinder diameter: 77mm
- piston stroke: 53.6mm
- compression ratio: 11.8:1
- piston pin diameter: 17mm.
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