Description
If you’re running a Honda CR125R 2-stroke, piston wear is inevitable—and it directly impacts throttle response, compression, and lap times. The Wiseco 518M05600 delivers OEM-spec bore precision with aerospace-grade forged aluminum that handles the thermal shock of high-RPM racing without sacrificing durability. This complete kit gives you everything needed for a bolt-on rebuild that restores lost power and extends engine life.
- 56.00mm bore diameter
- Aerospace-grade forged aluminum
- CNC-machined Pro-Lite piston
- Complete ring set included
- Wrist pin and circlips included
- Honda CR125R 2004–2007 fitment
- Enhanced compression consistency
- Improved throttle response
- Race-proven durability
- Reduces engine wear









