IDLE MIXTURE THUMBSCREW FOR KEIHIN CV CARBURETOR
WEIGHT: 0.09- 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