PISTON KIT 1987 CR125 55.00, WOSSNER 8126D100 HONDA MX

This Wossner piston kit features a 55.00mm bore size (54.94mm actual) and is designed for the 1987 Honda CR125. Forged in Germany, this piston is built for strength, durability, and efficient thermal performance. The elliptical profile ensures even thrust load distribution under heat expansion, minimising localised pressure and reducing the risk of piston collapse.

Features

• Forged construction for enhanced strength and reliability

• Elliptical design ensures uniform load distribution during thermal expansion

• Engineered for effective heat transfer from the combustion chamber to the cylinder walls

• Manufactured in Germany

Specifications

• Bore Size: 55.00mm (54.94mm)

• Display: 124 cm³

• Stroke: 54.00 mm

• Clearance: 0.06 mm

• Compression Height: 28.00 mm

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

Cross-Reference OEM Part Numbers

• Piston Kit: 8126D100

• Lock: CW14

• Pin: WP025

• Ring Set: RSB5500

• Part No.: 56-W553+P4.WO

Vehicle Fitments

• Honda CR125 1987