| Size | 67.25mm |
|---|---|
| Product Type | Pistons & Kits |
| Product Group | Engine |
| Catalogue | DIRT |
| Piston Diameter | 67.25 |
| Bore Diameter | |
| Piston Grade | |
| Compression Ratio |
PISTON KIT 87-88 RM250 67.25, WOSSNER 8157D025 SUZUKI MX
This Wossner 67.25mm (+0.25 oversize) forged piston kit is designed for Suzuki RM250 models from 1987 to 1988. Made in Germany, this piston features a forged construction and an elliptical profile that optimises heat expansion management and distributes mechanical loads evenly. Engineered for two-stroke engines, it ensures effective heat transfer from the combustion chamber to the cylinder walls, supporting reliable engine performance.
Features
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Forged piston for superior strength and durability
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Elliptical design provides uniform bearing surface during heat expansion
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Even thrust load distribution reduces risk of localised stress and piston collapse
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Designed for efficient heat transfer to cylinder walls
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Manufactured in Germany
Specifications
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Bore: 67.25mm
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Actual diameter: 67.19mm
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Displacement: 246 cm³
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Stroke: 70.00mm
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Clearance: 0.06mm
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Compression height: 37.00mm
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Compression ratio: 2-stroke
Cross-Reference OEM Part Numbers
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Piston Kit Part No.: 56-W558+025.WO
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Wossner Piston Kit No.: 8157D025
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Lock: CW18
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Pin: WP033
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Ring Set: RSB6725
Vehicle Fitments
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Suzuki RM250 1987
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Suzuki RM250 1988
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