Yamaha WR 450 F (RE 45) [2018-2020] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha WR 450 F (RE 45)

The WÖSSNER forged piston is assigned to the Yamaha WR 450 F (RE 45) from the entire 2018-2020 model year range. It is made of aluminum and is designed as a forged piston. It thus offers a clearly defined basis for selecting a spare part in the top-end and piston area.

Technical features

• Material: aluminum
• Piston type: forged
• Diameter Ø: 96.98 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 97.02mm
• Compression ratio: 12.5:1
• Piston rings: 2
• Specificity: 3D shaped crown

Selection and assignment

The diameter of 96.98 mm, the bore diameter of 97.02 mm and the marking of oversize with the letter C and +0.02 are particularly relevant for the selection of parts. The specified compression ratio is 12.5:1. The 3D-shaped crown is a specific design feature of this WÖSSNER forged piston.

Vehicle assignment

The piston is assigned to the Yamaha WR 450 F (RE 45), built between 2018 and 2020. Before selection, the specified dimensions and markings should be compared with the requirements of the intended engine.