Description
A worn or damaged piston directly cuts into your YZ80’s power output and engine reliability. The Wiseco 520M04850 restores—or exceeds—OEM performance with aerospace-grade construction and precision tolerances that maximize combustion efficiency. This complete kit handles both competitive racing and trail riding without compromise.
- Bore Size: 48.50mm
- Material: Forged aerospace aluminum
- Fitment: Yamaha YZ80 (1985–1987)
- MPN: 520M04850
- Installation: Bolt-on, complete kit
- Includes: Piston, rings, pin
- Heat Management: Optimized cooling design
- Manufacturer Warranty: Wiseco 80+ years expertise
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