Yamaha YZ 450 F (CJ 10) [2006-2009] - forged pistons

PROX forged piston for Yamaha YZ 450 F (CJ 10)

The PROX forged piston is designed for the Yamaha YZ 450 F (CJ 10) built between 2006 and 2009. As a forged aluminum piston design, it combines the specified technical features for suitable use in the engine of this vehicle classification.

Function and execution

The special alloy of the piston is designed to minimize friction and thus support reliable function. The piston has standard compression and is designed as a hollow piston with 5 valve pockets. This specification makes targeted selection easier based on the existing engine configuration.

Technical data

• Brand: PROX
• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 94.97 mm
• Letter oversize: C
• Oversize: +0.02
• Rings Quantity: Set
• Stroke: 4T
• Specificity: hollow piston / 5 valve pockets

Vehicle assignment

The forged piston fits the Yamaha YZ 450 F (CJ 10), built between 2006 and 2009. When making the selection, the diameter Ø of 94.97 mm, the letter of the oversize C and the oversize specification +0.02 must be taken into account.

Note on selection

Before ordering, compare the technical characteristics of the existing piston with the specified PROX data. The 4T version and the combination of hollow piston and 5 valve pockets are part of the product specification described.