Description
If you’re rebuilding the top end of your Raptor 660 or pushing it into racing territory, OEM pistons won’t cut it. Wiseco’s forged piston kit delivers the strength and thermal stability needed to handle high RPMs and sustained performance without failure. This complete kit eliminates the guesswork—everything you need for a professional rebuild is included.
- High-silicone forged construction
- Lower thermal expansion rate
- Enhanced durability under load
- Includes pistons, rings, wrist pins
- Circlips and gaskets included
- Wiseco rings—non-interchangeable
- Precision engineered fit
- Fits Yamaha Raptor 660R 2001–2005
- MPN: PK1062
- Ideal for racing builds
