Yamaha WR 450 F (DJ 03) [2012-2015] - WÖSSNER Pro Series forged pistons

WÖSSNER Pro Series forged pistons for the Yamaha WR 450 F

The WÖSSNER Pro Series forged piston is designed as a high-compression piston solution for the Yamaha WR 450 F (DJ 03) from the 2012-2015 model year range. The aluminum construction and forged design assign the component to the upper engine area.

Design and technical data

• Material: aluminum
• Piston Type: Forged
• Piston compression: high compression
• Diameter Ø: 94.96 mm
• Letter oversize: A
• Oversize: STD
• Bore diameter: 95.00 mm
• Compression ratio: 13.5:1
• Rings Quantity: 2
• Stroke: 2T

Suitable for

The vehicle assignment applies to the Yamaha WR 450 F (DJ 03), built between 2012 and 2015. This allows the piston to be specifically selected based on the model name and year of manufacture.

Selection note

The diameter Ø of 94.96 mm, the bore diameter of 95.00 mm, the letter of the oversize A and the marking Oversize STD are particularly important for the assignment. The compression ratio of 13.5:1 and the indication “high compression” characterize the design of this piston. The specification with 2 rings and the entry “Stroke: 2T” supplements the technical product data.