KIBBLEWHITE
Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09
Part # 0926-2739
$303.29
Low Stock (6)
- 60-day returns
- Free shipping over $100
- Secure checkout
CA Prop 65 Warning: WARNING:
Confirmed fit for 54 motorcycle configurations across Yamaha, model years 2003–2025.
| Years | Make & Model |
|---|---|
| 2009, 2012-2020 Yamaha | YFZ 450 X 4x2 |
| 2009-2020, 2023-2025 Yamaha | YFZ450R |
| 2010-2011 Yamaha | YFZ450X |
| 2004-2009 Yamaha | YFZ450 |
| 2003-2016 Yamaha | WR450F |
| 2003-2009 Yamaha | YZ450F |
- 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
Customer Reviews
No reviews yet — be the first to review this part.
Overview
The KIBBLEWHITE 0926-2739: Valve and Spring Kit - 0.380" Lift - Yamaha YFZ450/R/X | WR450F | YZ450F '03-'09. Confirmed fit for 54 motorcycle configurations across Yamaha, model years 2003–2025. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
More from KIBBLEWHITE
KIBBLEWHITE
DS-198970
Valve - Exhaust - 1.750" - Standard - Panhead | Shovelhead
$31.01
KIBBLEWHITE
0926-0193
Valve - Intake - 1.805" - Standard - 88"/96"/103" Twin Cam
$37.55
KIBBLEWHITE
0926-0386
Valve Guide Seals - Viton® - Honda | Kawasaki | Suzuki | Yamaha
$13.96
KIBBLEWHITE
0926-3035
Valve - Exhaust - 29.21 mm - Standard - Polaris
$37.55
KIBBLEWHITE
0926-1631
Valve Seat - 29.00 mm OD x 21.00 mm ID x 9.50 mm H - Honda | Yamaha
$8.24
KIBBLEWHITE
0926-3292
Valve Guide - Exhaust - 0.4353" OD - Polaris
$18.54
KIBBLEWHITE
2401-1107
Rocker Arm Stud/Nut Kit - Rocker - M8
$129.95
KIBBLEWHITE
0926-0195
Valve - Exhaust - 1.575" - Standard - 88"/96"/103" Twin Cam
$37.55