Description
Kibblewhite - 09263147 - Valve and Spring Kit - 0.440" Lift - Honda CRF450R | CRF450RX | CRF450RWE '17-'22
Features
- Extends the life of the valvetrain and intake components by as much as 4x over the OEM titanium parts
- Includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases
- Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software
- Specifically designed and engineered for each application
- Made in the USA
Specs
| Stem Diameter Metric | 5.00 mm |
| Application | Intake |
| Stem Diameter Imperial | 0.1960'' |
| Collar Material | Titanium |
| Head Diameter Imperial | 1.496'' |
| Length Imperial | 3.080'' |
| Valve Seat Height Imperial | 1.340'' |
| Riding Style | Off-Road |
| Spring Lift | 0,440'' |
| Tulip Angle Imperial | 20° |
| Material | White Diamond® Stainless |
| Type | Conversion |
| Units | Kit |
| Head Diameter Metric | 38.00 mm |
| Product Name | Valve and Spring Kit |
| Spring Lift Imperial | 0.440'' |
| Spring Open Pressure | 162 lb |
| Spring Seat Pressure | 50 lb |
Fitment
| 2017-2022, 2024-2025 | Honda | CRF450R |
| 2019-2025 | Honda | CRF450RWE |
| 2017-2022, 2024-2025 | Honda | CRF450RX |
