Yamaha YZ 450 F (CJ 06) [2005] - forged pistons

PROX forged pistons for Yamaha YZ 450 F

The PROX forged piston is designed for the Yamaha YZ 450 F (CJ 06) in the entire 2005-2005 model year range. Its forged aluminum design combines the defined piston shape with a special alloy that minimizes friction and is therefore aimed at reliable operation in the engine.

Execution and function

The piston has standard piston compression and a diameter of 94.97 mm. The specification as a hollow piston with 5 valve pockets describes the specific design of the piston crown and supports the appropriate assignment to the specified vehicle version.

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

Vehicle assignment

The forged piston fits the Yamaha YZ 450 F (CJ 06), model year range 2005-2005. This assignment offers a clear selection aid when looking for a PROX piston for this model and year of manufacture.

Technical note

The diameter of 94.97 mm, the oversize value +0.02 and the code letter C are particularly important for the selection. Delivery is specified as a set in the piston ring information.