Description
If you’re rebuilding a 1974-1978 Honda CR125M, a quality piston kit is non-negotiable—it directly impacts compression, power delivery, and engine longevity. Wiseco’s 339M05700 delivers the precision and durability 2-stroke racers and serious hobbyists depend on, with CNC-machined specs and aerospace-grade materials that handle sustained high-RPM abuse. This kit arrives complete with rings, wrist pin, and circlips, so you can get back on the track or trail without sourcing additional hardware.
- Bore Diameter: 57.00 mm
- Material: Forged aluminum, high-silicon
- Machining: CNC-machined
- Fitment: Honda CR125M 1974–1978
- Ring Oversize: 1.0 mm
- Included Components: Piston, rings, wrist pin, circlips
- Installation: Engine tear-down required
- MPN: 339M05700
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