Description
If you’re running a 2-stroke PW80 or BW80, piston wear directly impacts throttle response and engine efficiency. The Wiseco 649M04850 delivers measurable gains in acceleration and combustion reliability by restoring your engine to factory specifications—or beyond. This is a bolt-on rebuild that demands quality components, and Wiseco’s high-silicon aluminum construction handles the thermal demands of aggressive riding.
- Bore Size: 48.50mm
- Material: High-silicon aluminum alloy
- Engine Type: 2-stroke
- Fitment: Yamaha PW80, BW80 (1983–2006)
- Kit Includes: Piston, rings, circlips
- Installation: Bolt-on replacement
- Heat Resistance: Superior thermal stability
- Weight: Lightweight design
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