KTM 400 EXC Factory Edition [2011] - WÖSSNER forged pistons

WÖSSNER forged pistons for KTM 400 EXC Factory Edition

The WÖSSNER forged piston is assigned to the KTM 400 EXC Factory Edition from 2011. As a component from the engine, upper engine area and piston area, it combines a forged design with the specified dimensional and compression data.

Execution and function

The piston is made of aluminum and is forged. With a diameter of 94.96 mm and the oversize letter B, it is specified for the specified piston and bore configuration. The version has 2 piston rings.

Technical data

• Brand: WOSSNER
• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 94.96 mm
• Letter oversize: B
• Oversize: +0.01
• Bore diameter: 95.01mm
• Compression ratio: 11.9:1
• Number of piston rings: 2
• Stroke: 4T

Vehicle assignment

The forged piston is assigned to the KTM 400 EXC Factory Edition, built in 2011. The information on diameter, oversize, bore diameter and compression ratio supports the selection based on the existing engine configuration.

Factual note

The selection is particularly influenced by version B, the diameter of 94.96 mm, the bore diameter of 95.01 mm and the compression ratio of 11.9:1.