Computerized Rochester Quadrajet Tools

Tuning a CCC Rochester

Our sister page at the Chevy Asylum: Recommended tools for Quadrajet adjustment

Gauges Item No. 370: GM Computer Command Carburetor Gauge Kit

This collection allows you to measure mixture control solenoid travel & float level. Napa Part # 700-1134

Sockets Item No. 380: GM Computer Controlled Carburetor Sockets

This collection is for adjustment & removal of Throttle Position Sensor, Idle Air Bleed Valve, Mixture Control Solenoid & primary metering jets. These are for 1/4" drive ratchet drives. Napa Part # 700-2003

Sockets alternate Item No. 362: GM Computer Controlled Carburetor Tools

This collection is also for adjustment & removal of Throttle Position Sensor, Idle Air Bleed Valve, Mixture Control Solenoid & primary metering jets. However, these are for 7/16" & 1/2" deep well sockets. Get the above sockets instead. That way you have twice as many to lose and can use your 1/4" drive ratcheting screwdriver with them. Napa Part # 700-1417

Sockets OTC Part No. 7667 looks to be a similar set to the Thexton #362 - 2 sockets with 4 ends. The 2mm double-D, 2.5mm hex, and 7mm double-D are on these; the 10mm double-D may or may not be part of this set.