K&S TECHNOLOGIES
Carburetor Air Cut-Off Valve Kit - Yamaha
Part # 1003-1990
$29.95
In Stock
- 60-day returns
- Free shipping over $100
- Secure checkout
Confirmed fit for 37 motorcycle configurations across Yamaha, model years 2000–2013.
| Years | Make & Model |
|---|---|
| 2004-2009 Yamaha | YFZ450 |
| 2001-2013 Yamaha | WR250F |
| 2003-2011 Yamaha | WR450F |
| 2001-2002 Yamaha | WR426F |
| 2000 Yamaha | WR400F |
| 2006-2011 Yamaha | XC50 Vino 50 Classic |
- Located on the side of the carburetor the air cut off valve prevents lean fuel mixture (backfire) when decelerating
- Direct OE style replacement carburetor air cut off valve set. Includes; diaphragm, spring and O-ring
- Temporarily closes the pilot jet airway to provide a richer mix as the throttle closes
Customer Reviews
No reviews yet — be the first to review this part.
Overview
The K&S TECHNOLOGIES 1003-1990: Carburetor Air Cut-Off Valve Kit - Yamaha. Confirmed fit for 37 motorcycle configurations across Yamaha, model years 2000–2013. Ships from Greasemoto — a veteran-owned motorcycle parts shop in Fort Worth, TX — with free U.S. shipping on orders over $100.
More from K&S TECHNOLOGIES
K&S TECHNOLOGIES
1003-0301
Carburetor Air Cut-Off Valve Set - Kawasaki/Suzuki
$28.95
K&S TECHNOLOGIES
0616-0022
Kill Switch - Honda - CR Type
$11.95
K&S TECHNOLOGIES
1903-0009
Standard-Pressure Radiator Cap - Black - 16 PSI
$26.95
K&S TECHNOLOGIES
156005
Anti-Vibration Handlebar End - Black
$21.95
K&S TECHNOLOGIES
1903-0008
Standard-Pressure Radiator Cap - Gold - 16 PSI
$22.95
K&S TECHNOLOGIES
2106-0356
Hydraulic Brake Light Switch - 3/8" Black
$39.95
K&S TECHNOLOGIES
25-2206
Turn Signal - Amber - Kawasaki
$56.95
K&S TECHNOLOGIES
0407-0574
Fork Seals - 45 mm x 57 mm x 11 mm
$16.95
Fits these motorcycles
OEM cross-references
Replaces these OEM part numbers: