Description
The Wiseco Piston Kit PK1681 delivers the reliability and precision your YFM80R demands, whether you’re pushing for competition-level performance or rebuilding a worn engine. High-silicone forged construction minimizes thermal expansion and resists detonation, keeping your top end stable under aggressive throttle. This complete kit eliminates guesswork—you get everything needed for a proper rebuild without sourcing individual components separately.
- 50mm bore diameter
- 11:1 compression ratio
- High-silicone forged pistons
- Includes rings, wrist pins
- Circlips and gaskets included
- Fits Yamaha YFM80R 2005-2008
- Wiseco rings only compatible
- Bolt-on installation
- MPN: PK1681
