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

WÖSSNER forged pistons for the KTM 640 LC4 Adventure

The WÖSSNER forged piston is a forged aluminum piston for the KTM 640 LC4 Adventure from the entire 2004-2007 model year range. The version is specified for a bore of 102.00 mm and has a diameter of 101.94 mm.

Technical features

• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 101.94 mm
• Letter oversize: 100
• Oversize: +1.00
• Bore diameter: 102.00 mm
• Compression ratio: 11.7:1
• Rings Quantity: 3
• Stroke: 4T

Vehicle assignment

The piston is assigned to the KTM 640 LC4 Adventure for the years 2004, 2005, 2006 and 2007. This vehicle name and the specified year of manufacture are used to specifically select the right piston.

Version and characteristics

The forged aluminum version is clearly described by the specified dimensions, the compression ratio of 11.7:1 and the oversize +1.00. The information “Letter oversize: 100” completes the measurement assignment. Additional product-specific data is recorded with 3 rings and the “4T” marking.

Before making a selection, the vehicle model, year of manufacture, bore diameter and oversize should be compared with the existing engine data. The assignment to the KTM 640 LC4 Adventure, built between 2004 and 2007, can be checked based on the relevant technical parameters.