KTM 640 LC4 Adventure [2004-2007] - WÖSSNER forged pistons

WÖSSNER forged pistons for KTM 640 LC4 Adventure

The WÖSSNER forged piston is assigned to the KTM 640 LC4 Adventure from the entire 2004-2007 model year range. Its forged design is made of aluminum and offers a clearly defined selection of diameter, oversize and bore diameter.

Technical features

• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 100.96 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 101.02mm
• Compression ratio: 11.7:1
• Rings Quantity: 3
• Stroke: 4T

Vehicle assignment

The piston is assigned to the KTM 640 LC4 Adventure, built between 2004 and 2007. The specified diameter of 100.96 mm, the letter C, the oversize information +0.02 and the bore diameter of 101.02 mm are particularly relevant for the selection.

Selection based on engine data

The compression ratio is 11.7:1. With 3 rings and the marking “4T” for Stroke, further technical key data for the assignment are clearly summarized. The information enables a direct comparison with the piston data required for the vehicle.