Description
Your YZ125’s piston is the heart of engine performance—worn or undersized pistons rob you of power, throttle response, and reliability. The Wiseco PK1344 Pro-Lite Kit restores that performance with precision-engineered components built to survive the demands of competitive racing and aggressive trail riding. With a complete gasket set included, you get everything needed for a professional-grade top-end rebuild in one box.
- CNC-machined precision fit
- Lightweight forged aluminum
- Complete gasket kit included
- Piston, rings, wrist pin
- Race-ready durability
- Optimized compression ratio
- Improved throttle response
- High-performance ring design
- Yamaha YZ125 2003–2004
- Bolt-on installation
- Wiseco MPN: PK1344
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