Yamaha WR 250 F (CG 24) [2006] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha WR 250 F (CG 24), built in 2006

The WÖSSNER forged piston is designed as a piston for the upper engine area of the Yamaha WR 250 F (CG 24) from 2006. Its technical dimensions and the stated oversize support a targeted selection to match the intended cylinder bore.

Technical features

• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 76.97 mm
• Letter oversize: B
• Oversize: +0.01
• Bore diameter: 77.01mm
• Compression ratio: 12.5:1
• Number of piston rings: 3
• Specificity: Forged double bridge

Vehicle assignment

The piston is assigned to the Yamaha WR 250 F (CG 24), built in 2006. The vehicle assignment therefore only includes this model type and year of manufacture.

Selection Notes

When making the selection, the diameter of 76.97 mm, the bore diameter of 77.01 mm and the oversize marking with the letter B must be taken into account in particular. The design as a forged aluminum piston and the forged double bridge characterize the design of this component.

The specified compression ratio is 12.5:1. The version with 3 piston rings complements the technical features for assignment within the upper engine range.