Description
If you’re running a 1998 Polaris Big Boss 500 6×6, a worn piston kit directly impacts engine compression, throttle response, and overall reliability under load. The Wiseco SK1385 delivers a complete top-end rebuild solution engineered specifically for this platform, eliminating guesswork and ensuring your engine performs at peak efficiency. With high-silicone forged construction and matched ring sets, you get the durability needed for serious riding conditions.
- High-silicone forged pistons
- Minimal thermal expansion
- Complete rebuild kit included
- Pistons and rings matched
- Wrist pins and circlips supplied
- Top-end gasket kit included
- Designed for 2-cycle engines
- Extreme temperature capable
- Wiseco-specific ring compatibility
- Bolt-on installation ready
- MPN: SK1385
- Fits: 1998 Polaris Big Boss 500 6×6









