Yamaha YZ 450 F (CJ 05) [2004] - forged pistons

PROX forged pistons for Yamaha YZ 450 F (CJ 05), built in 2004

The PROX forged piston is designed for the Yamaha YZ 450 F (CJ 05) built in 2004. Its forged aluminum design combines the specified engine dimensions with a precise selection for repairing the upper engine area. The special alloy is designed to minimize friction and thus support reliable piston function.

Technical features

• Brand: PROX
• Piston Type: Forged
• Material: aluminum
• Piston compression: standard
• Diameter Ø: 94.95 mm
• Letter oversize: A
• Oversize: STD
• Rings Quantity: Set
• Stroke: 4T
• Specificity: hollow piston / 5 valve pockets

Suitable for

This forged piston is assigned to the Yamaha YZ 450 F (CJ 05), built in 2004. The vehicle selection can therefore be made specifically based on model and year of manufacture.

Selection note

The piston diameter of 94.95 mm, the marking A, the STD version and the standard compression are particularly relevant for the assignment. The information “4T” indicates the intended stroke version. The hollow piston design with 5 valve pockets complements the technical specifications for this application.