MidUSA
IDLE MIXTURE THUMBSCREW FOR KEIHIN CV CARBURETOR
$27.65
- Allows for quick idle mixture adjustment with no tools
- Precise adjustment reduces emissions and helps to reduce off idle spit
- Knurled edge for easy grip
- Precision tip shape for maximum efficiency
- Requires removal of the factory installed welsh plug for installation
Yost Performance
Fits Big Twin 1990/1999, Twin Cam 1999/2006 & Sportster 1988/2006