Yamaha YZ 250 F (CG 10) [2001-2002] - forged pistons

PROX forged piston for Yamaha YZ 250 F (CG 10)

The PROX forged piston is designed for the Yamaha YZ 250 F (CG 10) from the entire 2001-2002 model year range. As a forged aluminum version, it combines a special alloy with a construction that minimizes friction and is therefore designed for reliable engine operation.

Function and execution

The standard piston compression supports the series-specific design of the engine. The hollow piston with 5 valve pockets is specifically tailored to the existing valve arrangement. The forged design is a key feature of this piston for the upper engine range.

Technical data

• Brand: PROX
• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 76.95 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T
• Specificity: hollow piston / 5 valve pockets

Vehicle assignment

Suitable for Yamaha YZ 250 F (CG 10), built between 2001 and 2002. The assignment refers to this model and this complete year range.

Selection note

The diameter of 76.95 mm, the letter A and the Oversize STD marking are particularly important for the selection. This information should be compared with the data of the existing engine before ordering.