Yamaha WR 450 F (CJ 04) [2003-2004] - forged pistons
![Yamaha WR 450 F (CJ 04) [2003-2004] - forged pistons](http://motorize-canada.com/cdn/shop/files/1095636003-1_a74e3d7b-692c-417d-802a-80e7ea0d3739.jpg?v=1788500059)
Description
PROX forged pistons for Yamaha WR 450 F
The PROX forged piston is designed for the Yamaha WR 450 F (CJ 04) built between 2003 and 2004. Its special alloy reduces friction and thereby supports reliable piston function. The piston is made of aluminum and is forged.
Technical features
- Material: aluminum
- Piston Type: Forged
- 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 WR 450 F (CJ 04), built between 2003 and 2004. The assignment is based on this vehicle and this entire model year range.
Selection guide
The diameter of 94.97 mm, the oversize +0.02 and the code letter C are particularly relevant for the selection. The standard compression and the 4T piston design support the clear assignment within the technical data. The hollow piston design with 5 valve pockets characterizes the specific design of this PROX forged piston.