Yamaha YZ 250 F (CG 27) [2007-2009] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha YZ 250 F

The WÖSSNER forged piston is designed for the Yamaha YZ 250 F (CG 27) built between 2007 and 2009. As a component made of aluminum and in a forged design, it forms a precisely defined component for the upper engine area.

Technical features

• Material: aluminum
• Piston Type: Forged
• Diameter Ø: 76.98 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 77.02mm
• Compression ratio: 13.5:1
• Rings Quantity: 3
• Stroke: 2T
• Specificity: Forged double bridge

Vehicle assignment

The specified assignment applies to the Yamaha YZ 250 F (CG 27), built between 2007 and 2009. This allows the selection to be narrowed down based on the model name and complete year of manufacture.

Selection note

The diameter of 76.98 mm, the bore diameter of 77.02 mm, the oversize letter C and the oversize information +0.02 are particularly relevant for the technical classification. The compression ratio is 13.5:1. The design as a forged double bridge and the marking “Stroke: 2T” complement the technical product data.