Yamaha YZ 250 F (CG 14) [2003] - WÖSSNER forged pistons

WÖSSNER forged pistons for Yamaha YZ 250 F (CG 14) from 2003

The WÖSSNER forged piston is designed for the Yamaha YZ 250 F (CG 14), built in 2003. Its design as a forged aluminum piston combines the relevant dimensions for the defined engine application with a clear technical specification.

Design and technical data

• Material: aluminum
• Piston Type: Forged
• Specificity: Forged double bridge
• 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

The combination of letter oversize B, oversize +0.01 and a bore diameter of 77.01 mm supports targeted selection based on the specified engine dimensions. The compression ratio of 12.5:1 and the forged double bridge are other clearly defined features of this piston.

Vehicle assignment

The piston fits the Yamaha YZ 250 F (CG 14), built in 2003. The full year of manufacture, the bore diameter of 77.01 mm and the oversize marking B are particularly important for the selection.

Factual selection aid

Before ordering, the specified piston and bore dimensions should be compared with the intended engine application. This allows you to check whether the diameter Ø, oversize and compression ratio match the desired composition.