Description
Valve train wear is one of the fastest ways to lose compression and throttle response on your KX450F. The Wiseco Valve Kit SVKB4409 replaces worn intake and exhaust valves with precision-engineered components that restore your engine’s sealing integrity and allow you to maintain peak horsepower. Pair this with the included moly paste, and you’re getting a complete valve refresh that holds up to repeated heat cycles and aggressive riding.
This kit is purpose-built for KX450F models spanning 2009–2018, so you know fitment is exact. Whether you’re doing preventative maintenance or responding to valve recession, Wiseco’s OEM-quality steel valves and engineered springs deliver the reliability you need without compromise.
- Fits: KX450F 2009–2018
- Includes: Intake & exhaust valves
- Valve material: High-strength steel
- Springs: Precision-engineered
- Included: Moly paste lubricant
- Installation: Bolt-on replacement
- Load handling: Optimized
- Service life: Extended
- MPN: SVKB4409
