Wossner forged piston kit with a 56.50mm bore, designed for Honda CR125 and MT125 models from 1973 to 1978. Engineered for strength and durability, this piston enhances combustion chamber heat transfer and features an elliptical design to ensure even load distribution, reducing localized pressure and preventing collapse. Manufactured in Germany for high performance and reliability.

Features

• Oversized forged piston (+0.50mm) for increased durability


• Elliptical design for even thrust load distribution


• Optimized heat transfer to cylinder walls


• Manufactured in Germany for superior quality

Specifications

• Bore Size: 56.50mm


• Standard Bore: 56.44mm


• Displacement: 123 cm³


• Stroke: 64.40mm


• Clearance: 0.06mm


• Compression Ratio: 2-Stroke


• Compression Height: 32.00mm

Cross-Reference OEM Part Numbers

• Piston Part Number: 8151D050


• Ring Set Part Number: RSB5650 x 2


• Clip Part Number: CW14 / Set


• Pin Part Number: WP025

Vehicle Fitments

• Honda CR125 1973-1978


• Honda MT125 1973-1978