
PISTON KIT SACHS 125/7 55.75, WOSSNER 8287D200 PIN 16mm
This Wossner forged piston kit with a 55.75mm bore is an oversized (+2.00mm) replacement for the Sachs 125/7 engine. Precision-forged in Germany, it is engineered for strength, thermal efficiency, and longevity. The elliptical piston profile promotes even expansion and load distribution, reducing localised stress and preventing failure under two-stroke operating conditions.
Features
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Forged construction for high durability and performance
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Optimised for efficient heat transfer from combustion to cylinder walls
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Elliptical design provides uniform bearing surface under thermal expansion
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Even thrust load distribution minimises localised pressure points
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Manufactured in Germany
Specifications
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Bore: 55.75mm (+2.00mm Oversize)
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Actual bore: 55.69mm
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Display volume: 122 cm³
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Stroke: 54.00mm
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Clearance: 0.06mm
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Wossner compression ratio: 2-stroke
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OEM compression ratio: 2-stroke
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Compression height: 38.00mm
Cross-Reference OEM Part Numbers
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56-W9844.200
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8287D200
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Clip Part Number: CW16
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Pin Part Number: WP136
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Ring Set Part Number: RSB5575 (x2)
Vehicle Fitments
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Sachs 125/7