Description
Kibblewhite - 09262737 - Valve and Spring Kit - 0.380" Lift - Yamaha WR250F | YZ 250F '01-'13
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
| Application | Intake |
| Tulip Angle Imperial | 25° |
| Type | Conversion |
| Head Diameter Imperial | 0.906'' |
| Spring Lift Imperial | 0.380'' |
| Head Diameter Metric | 23.00 mm |
| Length Imperial | 3.150'' |
| Material | Black Diamond™ Stainless |
| Stem Diameter Imperial | 0.1568'' |
| Units | Kit |
| Collar Material | Titanium |
| Spring Open Pressure | 86 lb |
| Product Name | Valve and Spring Kit |
| Spring Lift | 0,380'' |
| Stem Diameter Metric | 4.00 mm |
| Spring Seat Pressure | 39 lb |
| Riding Style | Off-Road |
| Valve Seat Height Imperial | 1.105'' |
Fitment
| 2001-2013 | Yamaha | YZ250F |
| 2001-2013 | Yamaha | WR250F |
