Yamaha YZ 250 (CG 12) [2002] - WÖSSNER forged pistons

WÖSSNER forged pistons for the Yamaha YZ 250

The WÖSSNER forged piston is designed as a spare part for the Yamaha YZ 250 (CG 12) built in 2002. Its dimensions and design support a targeted selection that matches the verified engine data of this vehicle.

Design and technical data

• Piston type: forged
• Material: aluminum
• Diameter Ø: 66.37 mm
• Letter oversize: C
• Oversize: +0.02
• Bore diameter: 66.42mm
• Piston rings: 2
• Version: 2T
• Specificity: with intake window

The marking C and the specified oversize of +0.02 make it easier to match the intended cylinder bore. The diameter of 66.37 mm and the bore diameter of 66.42 mm are particularly important for the selection.

Vehicle assignment

The piston fits the Yamaha YZ 250 (CG 12), built in 2002. Before making your selection, please compare the dimensions mentioned, the oversize marking and the 2T version with the existing engine.

Special feature

The integrated intake window is identified as a specific design feature of this piston design. This means that the piston can be clearly distinguished from variants without this feature based on its technical design.