Not so “Green,” No-Drop Idle Mixture Adjustment Method
I find the factory recommended idle mixture screw setting specs to be very close to ideal. They are listed here for the Honda GL1000.

Idle FUEL Mixture Screw on Honda GL1000
I do usually richen them up an extra 1/8 to 1/4 turn (out) to compensate for the leaner modern “gasoline” which is diluted with ethanol in most US markets.
But sometimes, you just need an excuse to do some high performance tuning on your bike! 🙂
GL1100 Electrical and Timing Gremlins
You might consider this item: GL1100 Carburetor Repair Manual written by noted GL1100 guru Howard Halasz
This Tech Tip is provided courtesy of Howard Halasz – noted GL1100 Guru. Howard is a frequent contributor of technical columns and other information to GWRRA’s Wing World Magazine.
“A common failure with all GL1100s is the vacuum advance part of the pulse generator assembly. The units for the 1980 models use a higher advance angle than the unit for the 1981-1983 models.
Removing GL1100 Carbs
You might consider this item: GL1100 Carburetor Repair Manual written by noted GL1100 guru Howard Halasz
This Tech Tip is provided courtesy of Howard Halasz – noted GL1100 Guru. Howard is a frequent contributor of technical columns and other information to GWRRA’s Wing World Magazine.
GL1100 Scuffed CV Slides
You might consider this item: GL1100 Carburetor Repair Manual written by noted GL1100 guru Howard Halasz
This Tech Tip is provided courtesy of Howard Halasz – noted GL1100 Guru. Howard is a frequent contributor of technical columns and other information to GWRRA’s Wing World Magazine.
GL1100 Accelerator Pump Testing
Check out our GL1100 Carburetor Repair Manual written by Howard Halasz
This Tech Tip is provided courtesy of Howard Halasz – noted early ‘Wing Guru. Howard is a frequent contributor of technical columns and other information to GWRRA’s Wing World Magazine.
Note from Randakk: This information and much more is covered in Howard’s Honda GL1100 Gold Wing Carburetor Repair Guide.
Before you finish reassembly of your carburetors during a rebuild, you need to check the operation of the accelerator pump.