Description
The Wiseco Piston Kit is engineered for Honda CR500R two-stroke engines that demand reliability at extreme RPM. This 91.00mm, 2.0mm oversize piston delivers improved combustion efficiency and responsive power delivery, making it essential for riders who refuse to compromise on performance. Whether you’re racing competitively or pushing your machine to its limits, Wiseco’s precision construction ensures consistent ring seal and heat dissipation across extended riding sessions.
- Manufacturer: Wiseco
- Application: Honda CR500R 1984-2001
- Bore Size: 91.00mm
- Oversize: 2.0mm
- MPN: 871M09100
- Material: Premium alloy
- Compression Optimized: High-RPM rated
- Installation: Bolt-on assembly
- Gasket Kit: Sold separately
- Ring Design: Precision-engineered









