Description
When your engine demands precision and reliability, settling for substandard pistons isn’t an option. The PROX Piston Kit delivers OEM-grade quality with CNC-machined components engineered to exact specifications, ensuring consistent compression and durability through demanding riding conditions. This complete kit eliminates guesswork—everything you need for a proper rebuild is included and ready to install.
- Diameter: 85.95 mm
- Fits: Yamaha engines
- Piston: CNC-machined precision
- Rings: OEM factory spec
- Includes: Piston, rings, wrist pin
- Includes: Circlips, instruction sheet
- MPN: 01.2918.A


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