Yamaha WR 450 F (CJ 07) [2005] - WÖSSNER Pro Series forged pistons

WÖSSNER Pro Series forged pistons for Yamaha WR 450 F

The WÖSSNER Pro Series forged piston is designed for the Yamaha WR 450 F (CJ 07), built in 2005. As a forged aluminum version, it forms a precisely defined component for the upper engine range and is suitable for targeted selection based on the specified piston and bore dimensions.

Design and technical data

• Piston type: forged
• Material: aluminum
• Piston compression: highly compressed
• Diameter Ø: 94.96 mm
• Letter oversize: A
• Oversize: STD
• Bore diameter: 95.00 mm
• Compression ratio: 13.5:1
• Number of piston rings: 2

Vehicle assignment

The forged piston is assigned to the Yamaha WR 450 F (CJ 07) built in 2005. The vehicle selection as well as the specified dimensions and compression ratio should be compared with the existing engine and the intended use before ordering.

Selection guide

The diameter of 94.96 mm, the bore diameter of 95.00 mm and the oversized letter A are particularly important for identification. In addition, the compression ratio of 13.5:1, the design with two piston rings and the designation STD characterize the specified variant. The piston can be specifically assigned to the Yamaha WR 450 F mentioned based on the key technical data.