Description
When your YZ250’s piston is worn or damaged, you’re losing compression, power, and reliability—exactly what you can’t afford in competition or on the trail. The Wiseco 452M07100 replaces those losses with a forged aluminum piston engineered to withstand the brutal demands of 2-stroke racing. This complete kit gives you everything needed for a proper rebuild, eliminating guesswork and getting you back to peak performance.
- Bore: 71.00 mm
- 1mm oversize
- Forged aluminum alloy
- Diamond-turned finish
- Includes piston rings
- Wrist pin included
- Circlips included
- Fits YZ250 1980-1982
- Superior heat resistance
- Bolt-on installation
- MPN: 452M07100
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