Yamaha WR 250 F (CG 30) [2008-2014] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha WR 250 F

The WÖSSNER forged piston is assigned to the Yamaha WR 250 F (CG 30) in the full year range from 2008 to 2014. This allows the selection to be tailored specifically to this vehicle and the specified version.

Design of the piston

The piston is made of aluminum and is forged. Its specification includes a forged double bridge. These features describe the structural design of the component and support the clear technical classification.

Technical data

• 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
• Rings Quantity: 3
• Specificity: Forged double bridge

Vehicle assignment

The forged piston is assigned to the Yamaha WR 250 F (CG 30), built between 2008 and 2014. The specified diameter of 76.97 mm, the bore diameter of 77.01 mm and the oversize +0.01 are particularly relevant for the selection. The oversize letter is B.

The compression ratio is 12.5:1. Together with the forged aluminum piston design and the specified three-ring configuration, the technical data overview provides a clear basis for classification within this vehicle range.