Description
Your CRF250R’s exhaust valve is critical to engine breathing, combustion efficiency, and overall performance. A worn or inferior valve compromises compression, increases fuel consumption, and degrades throttle response. The HOT CAMS 8400001-5 is a forged, precision-engineered replacement that restores OEM functionality while delivering the durability your bike demands—whether you’re pushing hard on the track or logging miles in the dirt.
- Forged one-piece construction
- Precision machined surfaces
- Nitride-coated finish
- Induction hardened stem
- Polished for reduced friction
- OEM keeper compatible
- Honda CRF250R 2008-2009
- Direct bolt-on installation
- MPN: 8400001-5









