Description
When a 2-stroke top-end fails, you need a piston kit engineered to restore—or exceed—stock performance. The Wiseco PK1217 delivers the precision bore and aerospace-grade materials that serious riders expect, whether you’re rebuilding after wear or upgrading for increased reliability. This complete kit eliminates guesswork and gets your Honda CR85R back on the pipe quickly.
- 49.50mm bore diameter
- Aerospace-grade forged aluminum
- CNC-machined Pro-Lite design
- Complete rebuild kit included
- Enhanced combustion efficiency
- Improved throttle response
- Increased torque output
- Thermal stability under load
- Honda CR85R 2003–2006 compatible
- Bolt-on installation ready






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