PISTON KIT HARLEY 3.816″ SET/2, WOSSNER K8628DA-2 DAVIDSON, ROAD

This Wossner piston kit is designed for high-performance Harley Davidson Buell and XB12 models, including the XB12R Firebolt and XB12S Lightning Big Bore from 2004 to 2009. With a standard 3.816″ bore and a domed design providing an elevated 14:1 compression ratio, this kit supports extreme performance applications with precision-forged components.

Features

• Forged high-performance pistons (2 pcs), skirt-coated for enhanced wear resistance

• Designed for superior combustion chamber heat transfer to cylinder walls

• Elliptical design ensures even pressure distribution during thermal expansion

• High-compression domed pistons with 14:1 ratio

• Manufactured in Germany

• Includes rings, clips, and pins

Specifications

• Bore size: 3.816″ (standard)

• Compression ratio: 14:1

• Piston type: Forged, skirt-coated, domed

• Quantity: 2 pistons per kit

• Wossner Part Number: K8628DA-2

Vehicle Fitments

• Harley Davidson 1200 Buell & XB12R Firebolt, years 2004–2009

• Harley Davidson 1200 XB12S Lightning Big Bore, years 2004–2009