In this part we go through the process of adjusting the idle mixture screw to optimize engine performance and throttle response. Step 5: Next Step, the Adjustment • jets cleansing • vacuum slide replacement • how does the cv carburetor work • how does the idle mixture screw work ...
IDLE MIXTURE ADJUSTMENT: Before we really get started, you might as well remove the aluminum plug covering the idle mixture screw. Using about a 1/16" drill bit, turn the carburetor over and CAREFULLY drill a hole in the small plug just on the motor side of the float bowl. If the plug...