PISTON KIT Harley Davidson 88, WOSSNER K8634DA-2 101.60mm, Bore (99-06) – 1650cc 10:1

This Wossner piston kit is built for Harley Davidson Twin Cam 88 Big Bore engines (1999–2006), offering a standard bore for 1650cc configurations. With a focus on thermal efficiency and mechanical strength, the forged pistons provide reliable performance under high-stress engine conditions. Manufactured in Germany, the kit includes a full set of components required for installation.

Features

• Wossner forged pistons engineered for strength and high-performance endurance

• Superior heat transfer from combustion chamber to cylinder walls

• Elliptical piston design ensures uniform bearing surface during expansion

• Prevents localised stress and piston failure by evenly distributing thrust loads

• Complete with rings, pins, and circlips

• Made in Germany

Specifications

• Bore Size: 101.60mm (actual: 101.54mm)

• Compression Ratio: 10:1

• Compression Height: 32.3mm

• Piston Kit: Set of 2

Cross-Reference OEM Part Numbers

• 56-W9943.000.WO

• Wossner K8634DA-2

• Clip/Lock: C23x1.6

• Pin: WP056

• Ring Set: 1016XSU

Vehicle Fitments

• Harley Davidson Twin Cam 88 Big Bore (1999–2006) – 1650cc