The Story
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
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
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
