- Adjustments 2700 / 7200
- Loading at Idle, Black Smoke, Sulphurous Odor
- Dragging Variable Venturi Valves
- Sticking High Cam Speed Positioner
- Excessively High Idle Speeds with Warm Engine
- Metering Circuit 2700
- Vacuum Control System
- Internal Vent and Accelerator Pump Circuit
- Idle Circuit
- Choke Circuit
- Fuel Circuit 2700 & 7200
- Venturi Valve
- Hi Cam Speed Positioner
- Enrichment System 7200 & 2700
- External Vent System
- Idle Mixture Circut and Feedback System
- Troubleshooting
To properly match a rebuild kit, locate the carburetor ID number stamped into the top of the carburetor as shown in the image below
