PISTON KIT 88-89 CR125 54.50, WOSSNER 8125D050 HONDA MX

The Wossner 8125D050 piston kit is tailored for Honda CR125 models from 1988 to 1989, featuring a 54.50 mm bore for oversized applications. This German-made forged piston provides high durability and superior heat dissipation properties. Its elliptical shape ensures consistent load distribution during thermal expansion, reducing stress and helping prevent piston failure. The kit includes all components necessary for precise and efficient engine performance.

Features

• Forged construction for high strength and durability

• Efficient thermal path from combustion chamber to cylinder wall

• Elliptical design distributes thrust loads evenly

• Reduces localised pressure to prevent piston collapse

• Precision manufactured in Germany

Specifications

• Bore Size: 54.50 mm

• Actual Bore Diameter: 54.44 mm

• Stroke: 54.00 mm

• Display Displacement: 125 cm³

• Clearance: 0.06 mm

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

• Compression Height: 28.00 mm

Cross-Reference Wossner Part Numbers

• Piston Kit: 8125D050

• Lock: CW15

• Pin: WP032

• Ring Set: RSB5450

• Rod: P2009

• Part No.: 56-W564+P2.WO

Vehicle Fitments

• Honda CR125 (1988–1989)