Description
A worn or damaged piston kit compromises combustion efficiency, increases blow-by, and accelerates engine wear—costing you power and reliability. The PROX Piston Kit 01.5503.000 delivers OEM-equivalent performance with precision engineering and high-silicon aluminum construction designed to meet or exceed manufacturer specifications. This complete kit installs as a direct replacement, restoring your engine to factory tolerances and ensuring consistent performance across the entire power band.
- High-silicon aluminum alloy
- CNC-machined tolerances
- OEM replacement specification
- Made in Japan
- Includes piston rings
- Wrist pins included
- Circlips included
- Complete kit package
- Direct bolt-in fitment









