PISTON KIT HARLEY 3.738″ SET/2, WOSSNER K8533DA-2 DAVIDSON, ROAD

This Wossner piston kit is designed for Harley Davidson 1340 EVO engines with a 3 3/4″ stock stroke, manufactured between 1984 and 1999. With a standard 3.798″ bore and flat top piston configuration, it offers a 9.5:1 compression ratio, delivering reliable performance through forged construction and advanced heat management.

Features

• Forged high-performance pistons (2 pcs), skirt-coated for reduced friction and increased durability

• Designed for efficient combustion chamber heat transfer to cylinder walls

• Elliptical piston geometry promotes even pressure distribution under heat expansion

• Flat top piston design provides a 9.5:1 compression ratio

• Manufactured in Germany

• Includes rings, clips, and pins

Specifications

• Bore size: 3.798″ (standard)

• Compression ratio: 9.5:1

• Stroke: Stock (3 3/4″)

• Piston type: Forged, skirt-coated, flat top

• Quantity: 2 pistons per kit

• Wossner Part Number: K8533DA-2

Vehicle Fitments

• Harley Davidson 1340 EVO 3 3/4 Stock Stroke, years 1984–1999