These are not to adjust the mixture screws with.
APT Stud adjustment tool for Quadrajet Carb short, Qjet 1975-1989
APT Stud adjustment tool for Quadrajet Carb Qjet 1975-1989
BLUE APT ADJUSTMENT TOOL 75-89 QUADRAJET CARBURETOR ADJUSTABLE PART THROTTLE
QTY 2 APT ADJUSTMENT TOOL 75-89 QUADRAJET CARBURETOR ADJUSTABLE PART THROTTLE
3.4MM 5298757 Jake Brake Feeler Gauge Adjustment Tool For Cummins ISX 12 Engine
APT Plug Kit for Quadrajet Carb Tap Plug and Tuning Tool Qjet 1975-1989
