Piston Kit (Increased Compression) - Honda CRF 250R / CRF 250X ('04-'05) (77.96-77.98mm) - Wossner

Forged piston kit Wossner - High Compression for Honda CRF250 R / CRF250 X manufactured between 2004-2005.

The kit includes piston, rings, pin, and clips.

Please select the piston size from the box above.

Technical specifications:
- cylinder diameter: 78.00mm
- thermal clearance: 0.04mm
- number of rings: 2 (one compression / one oil)
- compression ratio: 13.90:1 (increased compression 13.90:1 compared to 12.90:1 OEM)
- pin-to-cap distance (measured from the center of the pin): 19.00mm
- piston pin dimensions: 16x9x45mm.

Available piston sizes:
- A (77.96mm)
- B (77.97mm)
- C (77.98mm)