Description
The Wiseco RE907M05450 Racer Elite Piston Kit delivers the precision engineering your KX100 demands when you’re pushing hard on the track. With a 54.50 mm bore and advanced alloy construction, this kit handles the thermal stress and detonation that come with high-RPM racing. Whether you’re rebuilding after a season or upgrading to oversized specs, you get a complete, bolt-together solution that maximizes compression and reliability.
- 54.50 mm bore size
- 2000 Series alloy construction
- ArmorFit skirt coating
- ArmorPlating crown protection
- Includes piston, rings
- Wrist pin included
- Circlips included
- KX100 (1995–2021) fitment
- Complete installation package
- MPN: RE907M05450









