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Wossner  |  SKU: 56-W563+025.WO
New arrival

PISTON KIT 85-86 CR125 54.25, WOSSNER 8127D025 HONDA MX

Available from Supplier — dispatched directly

This item is dispatched directly to you by our supplier. Supplier stock is separate from stock held at BTP.

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Regular price
£119.47

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Description

The Wossner forged piston kit with a 54.25 mm bore (54.19 mm actual) is designed for the Honda CR125 models from 1985 to 1986. This +0.25 mm oversize piston offers enhanced durability and heat management, utilising an elliptical design to ensure even expansion and optimal thrust load distribution. Manufactured in Germany, this piston maintains high performance and structural integrity under demanding conditions.

Features

  • Forged piston design offers superior strength and thermal resilience

  • Elliptical shape ensures even bearing surface under heat expansion

  • Promotes efficient heat transfer from combustion chamber to cylinder wall

  • Reduces localised pressure and piston collapse risk

  • Precision-engineered in Germany

Specifications

  • Bore Size: 54.25 mm (54.19 mm)

  • Piston Part Number: 8127D025

  • Lock Part Number: CW14

  • Pin Part Number: WP025

  • Ring Set Part Number: RSB5425 x 2

  • Display (Displacement): 124 cm³

  • Stroke: 54.00 mm

  • Clearance: 0.06 mm

  • Compression Ratio (Wossner & OEM): 2-stroke

  • Compression Height: 28.00 mm

Cross-Reference OEM Part Numbers

  • 56-W563+025.WO

Vehicle Fitments

  • 1985 Honda CR125

  • 1986 Honda CR125