The adjustments given here are intended to include only those which would be performed in the course of a normal tune-up, after the spark plugs, dwell angle, and ignition timing have been adjusted. Obviously, there are other adjustments which can and should be made for various reasons. These can be found in Fuel System . The following chart gives the applications of various carburetors.
Idle speed and fuel mixture are best set with a CO meter to comply with federal emission regulations. Follow the instructions that are packaged with the meter.