OTC 7667 GM Computer- Controlled Carburetor Tool Set.
These tools adjust various settings on Rochester QuadraJet, DualJet, & VaraJet carburetors on most GM vehicles having the 3C system.
2mm double-D - VaraJet lean authority screw & idle air bleed; & DualJet & QuadraJet mixture control adjusting screw.
2.5mm hex - DualJet & QuadraJet TPS adjusting screw
7mm double-D - DualJet & QuadraJet main metering jets.
10mm double-D - DualJet and QuadraJet mixture control solenoid-rich screw.
Handsontools® is your one source for auto mechanic and body shop tools, shop equipment, industrial tools and shop supplies. Specialists in vehicle specific mechanic tools, shop tools, industrial tools and shop equipment.