Description
A worn or failing crankshaft will tank your YZ80’s reliability and power delivery—this Wiseco kit gives you a factory-assembled, precision-engineered replacement that meets OEM specifications and handles sustained high-RPM operation. Built with double-forged connecting rods and shot-peened surfaces, it’s engineered to outlast stock components while maintaining dimensional consistency that keeps your engine running strong. If you’re rebuilding after a failure or upgrading to ensure longevity, this is the kit that delivers both performance and peace of mind.
- Fits: Yamaha YZ80 1993–2001
- Factory-assembled crankshaft
- Precision trued to OEM
- Double-forged connecting rods
- Shot-peened surfaces
- Corrosion-resistant treatment
- Precision honed bearings
- Engineered oiling slots
- Caged needle roller bearings
- High-RPM capable
- Includes gasket set
- Includes bearing kit
- Bolt-on installation
- MPN: WPC122









