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

WÖSSNER Pro Series forged pistons for Yamaha WR 250 F

The WÖSSNER Pro Series forged piston is assigned to the Yamaha WR 250 F (CG 30) in the full year range from 2008 to 2014. The aluminum version has a forged piston type and is designed for a 77.01 mm 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: 13.3:1
• Number of piston rings: 2
• Stroke: 2T
• Specificity: Double forged bridge/gas connection

Vehicle assignment

The piston fits the Yamaha WR 250 F (CG 30), built between 2008 and 2014. The vehicle type, the year of manufacture as well as the specified dimensions and the oversize B are particularly relevant for the selection.

Execution for engine selection

With 76.97 mm diameter, +0.01 oversize and 77.01 mm bore diameter, this version offers clearly defined dimensions for assignment. The compression ratio of 13.3:1 and the double forged bridge with gas connection characterize the technical design of the WÖSSNER Pro Series forged piston.