PISTON KIT 87-88 RM250 69.00, WOSSNER 8157D200 SUZUKI MX

This Wossner 69.00mm (+2.00 oversize) forged piston kit is designed for Suzuki RM250 models from 1987 to 1988. Manufactured in Germany, the piston features a forged construction and elliptical design to improve durability, manage thermal expansion, and evenly distribute thrust loads. Built for two-stroke performance, it ensures efficient heat transfer from the combustion chamber to the cylinder walls.

Features

• Forged piston for increased strength and long-term durability

• Elliptical profile provides a consistent bearing surface under heat expansion

• Even thrust load distribution minimises localised stress and piston collapse

• Designed for effective combustion heat transfer to cylinder walls

• Manufactured in Germany

Specifications

• Bore: 69.00mm

• Actual diameter: 68.94mm

• Displacement: 246 cm³

• Stroke: 70.00mm

• Clearance: 0.06mm

• Compression height: 37.00mm

• Compression ratio: 2-stroke

Cross-Reference OEM Part Numbers

• Piston Kit Part No.: 56-W558+200.WO

• Wossner Piston Kit No.: 8157D200

• Lock: CW18

• Pin: WP033

• Ring Set: RSB6900

Vehicle Fitments

• Suzuki RM250 1987

• Suzuki RM250 1988