WOSSNER 69.4mm PISTON KIT KAWASAKI KX250 1987-1989, KXF250 TECATE 1987-1988

This Wossner 69.50mm (+2.10 oversize) forged piston kit is designed for Kawasaki KX250 models from 1987 to 1989. Built for durability and performance in two-stroke engines, it features a forged construction and elliptical design to enhance thermal expansion behaviour and thrust load distribution. Manufactured in Germany, this piston supports efficient heat transfer from the combustion chamber to the cylinder walls, ensuring long-lasting engine operation under high-stress conditions.

Features

• Forged piston construction for improved strength and durability

• Elliptical design provides uniform bearing surface during thermal expansion

• Even distribution of thrust loads helps prevent piston collapse and localised stress

• Engineered for efficient combustion heat transfer to cylinder walls

• Manufactured in Germany

Specifications

• Bore: 69.50mm

• Actual diameter: 69.44mm

• Displacement: 249 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-W556+210.WO

• Wossner Piston Kit No.: 8129D210

• Lock: CW18

• Pin: WP033

• Ring Set: RSB6950 x 2

Vehicle Fitments

• Kawasaki KX250 1987

• Kawasaki KX250 1988

• Kawasaki KX250 1989

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.