Forged piston kit Wossner for Yamaha WR 250X 4T manufactured between 2008-2016.
The kit includes piston, rings, pin, and clips.
Please select the piston size from the box above.
Technical specifications:
- cylinder diameter: 77.00mm
- thermal clearance: 0.04mm
- number of rings: 3 (two compression / one oil)
- compression ratio: 11.80:1 (OEM)
- pin-to-head distance (measured from the center of the pin): 22.90mm
- piston pin dimensions: 17x10x46mm.
Available piston sizes:
- A (76.96mm)
- B (76.97mm)
- C (76.98mm)
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