Wossner Forged Piston Kit 54.50mm Bore – Honda CR125 (1992–1999)

This Wossner forged piston kit is designed for Honda CR125 models from 1992 to 1999. With a 54.50 mm bore and 54.45 mm piston diameter (+0.50 mm oversize), it is ideal for cylinders that require significant oversizing. The forged piston construction ensures long-lasting durability and resistance to thermal and mechanical stresses. Manufactured in Germany with precision engineering.

Features

• Forged piston provides increased strength and reliability


• Superior heat transfer capability to cylinder walls


• Elliptical design promotes even thrust load distribution and minimises localised stress


• German-made for precise tolerances and consistent quality

Specifications

• Bore Size: 54.50 mm


• Piston Diameter: 54.45 mm


• Engine Displacement: 125 cm³


• Stroke: 54.50 mm


• Clearance: 0.05 mm


• Compression Height: 28.00 mm


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

Cross-Reference Wossner Part Numbers

• Piston Kit: 8020D050


• Lock: CW15


• Pin: WP032


• Ring Set: RSB5450


• Rod: P2009

Vehicle Fitments

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  Honda CR125 (1992–1999)