Description
If you’re rebuilding your Polaris Outlaw 90’s top end or pushing for more aggressive tuning, a quality piston kit is non-negotiable. The Wiseco 47.50mm piston delivers the compression ratio and material strength needed for consistent power delivery and reliability in demanding conditions. This is a precision component that demands precision fitment—and that’s exactly what you get here.
Technical Specifications:
- Bore diameter: 47.50mm
- Compression ratio: 10.5:1
- Fitment: 2007-2014 Polaris Outlaw 90
- Material: High-strength forged alloy
- Installation: Bolt-on replacement
- MPN: 40122M04750
- Gasket set: Not included
- Tested under extreme conditions









