Kibblewhite Intake Stainless Conversion Valve and Spring Kit (80-80950)
- Stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves
- 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
- 0.380" Lift
Kit Includes:
- 2x Outer Valves 3.040" Length
- 1x Center Valve 3.00" Length
- 3x Valve Springs
- 3x Titanium Retainers
- 3x Basewashers
- 3x Red Rubber Coated Seals
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2003-2009 | Yamaha | WR450F | |
| 2011-2015 | Yamaha | WR450F | |
| 2004-2009 | Yamaha | YFZ450 | |
| 2009-2020 | Yamaha | YFZ450R | |
| 2009-2015 | Yamaha | YFZ450RSE Special Edition | |
| 2007 | Yamaha | YFZ450SE Special Edition | |
| 2008 | Yamaha | YFZ450SP Special Edition | |
| 2006-2007 | Yamaha | YFZ450V Bill Balance Edition | |
| 2010-2011 | Yamaha | YFZ450X | |
| 2010 | Yamaha | YFZ450X Bill Balance Edition | |
| 2011 | Yamaha | YFZ450XSE Special Edition | |
| 2003-2020 | Yamaha | YZ450F | |