PISTON KIT Harley XR750 2-RING, WOSSNER K8680DA-2 80.32mm, Davidson XR750 977cc

This Wossner piston kit is designed for the Harley Davidson XR750 from 1972 to 2015, featuring a standard bore of 80.32mm and a high compression ratio suitable for performance applications. Built with forged construction for durability and precision, this set delivers reliable performance and efficient thermal management under racing or high-load conditions. Manufactured in Germany, the kit includes all necessary components for installation.

Features

• High-strength Wossner forged pistons for enhanced engine performance

• Designed for optimal heat transfer from combustion chamber to cylinder walls

• Elliptical shape ensures uniform bearing surface during thermal expansion

• Reduces localised stress and piston failure by evenly distributing load

• Includes rings, pins, and circlips for complete installation

• Made in Germany

Specifications

• Bore Size: 80.32mm (actual: 80.25mm)

• Compression Ratio: 12.5:1

• Compression Height: 29.7mm

• Piston Kit: Set of 2

• 2-Ring Design

Cross-Reference OEM Part Numbers

• 56-W9944.000.W2

• Wossner K8680DA-2

• Clip/Lock: CW20

• Pin: WP021

• Ring Set: 802XDS

Vehicle Fitments

• Harley Davidson XR750 (1972–2015) – 80.25mm (2-Ring)