KTM 640 Duke [1998-2006] - WÖSSNER forged pistons

WÖSSNER forged pistons for KTM 640 Duke

The WÖSSNER forged piston is assigned to the KTM 640 Duke from the entire 1998-2006 model year range. The aluminum design and the precisely specified piston dimensions support a targeted selection for the upper engine range.

Function and execution

As a forged piston, this component is intended for use in the engine. The technical design includes a compression ratio of 11.7:1 and a design with three piston rings. This allows the essential characteristics of the piston to be clearly compared with the requirements of the vehicle assignment mentioned.

Technical data

• Brand: WOSSNER
• Piston Type: Forged
• Material: aluminum
• Diameter Ø: 100.95 mm
• Letter oversize: B
• Oversize: +0.01
• Bore diameter: 101.01mm
• Compression ratio: 11.7:1
• Number of piston rings: 3

Vehicle assignment

The forged piston is assigned to the KTM 640 Duke for the years 1998-2006. The year of manufacture, together with the technical dimensions, serves as a guide when selecting the right piston.

Factual selection information

Before selection, the diameter Ø, bore diameter, oversize and compression ratio should be compared with the required engine data. The values ​​given enable a clear technical classification of this piston within the specified vehicle application.