PISTON KIT 1985 CR80 47.50 WOSSNER 8280D050

This Wossner forged piston kit features a 47.50mm bore with a +0.50 oversize specification and is designed for the 1985 Honda CR80R two-stroke engine. Manufactured in Germany, the piston offers reliable structural strength and efficient heat transfer. Its elliptical profile ensures uniform surface contact under heat expansion, helping to prevent localised pressure and piston collapse during operation.

Features

• Forged piston construction for enhanced durability

• Elliptical design for consistent bearing surface under thermal expansion

• Optimized heat transfer from combustion chamber to cylinder walls

• Made in Germany

• Includes piston, pin, locks, and ring set

Specifications

• Bore Size: 47.50mm

• Actual Bore: 47.45mm

• Stroke: 47.80mm

• Clearance: 0.05mm

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

• Compression Height: 25.00mm

• Displacement: 82 cm³

Cross-Reference OEM Part Numbers

• Piston Kit Part No: 56-W517+050.WO

• Wossner Piston PN: 8280D050

• Lock P/N: CW13

• Pin P/N: WP088

• Ring Set P/N: RSB4750 (x2)

Vehicle Fitments

• Honda CR80R (1985)

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.