Description
If you’re running a 2004 Honda CR125R at the edge of its limits, a worn or damaged piston directly costs you compression, power, and reliability. The Wiseco Piston 676M05500 restores your engine’s performance potential with a forged, high-silicon aluminum construction that handles the demands of competitive racing and hard track use. At 1.00mm oversize, this piston pairs precision engineering with proven durability—giving you the confidence to push harder without sacrificing engine longevity.
Wiseco’s forged construction and E-Coated surfaces deliver the wear resistance needed for sustained high RPM operation, while the optimized design maximizes compression efficiency and sealing consistency. Whether you’re a serious racer chasing lap times or an enthusiast rebuilding your bike to factory-plus performance, this piston is engineered to perform.
- Wiseco Piston, 1.00mm oversize
- Fits 2004 Honda CR125R
- MPN: 676M05500
- Forged aluminum alloy construction
- High-silicon material composition
- E-Coated crown and grooves
- Enhanced compression ratios
- Improved ring sealing
- Maximum horsepower potential
- Professional-grade durability
- Reduced machining required
- Standard replacement fitment









