CV Carburetor Idle Mixture Thumb Screws


Straight from the Harley world, these knurled Idle Mixture Screws replace the hard-to-adjust stock screws (requiring a specialized D Tool) with thumb screws for easy finger adjustment. Fits all models of new Bonneville. Sold in pairs.


NOTE: Requires removal for the factory-installed tamper caps at bottom of carbs.

NOW INCLUDES: Springs, washers and o-rings!

For Off-Road use only in most states.