AFB & AVS Mounting Gasket What Does The Mounting Gasket Need To Cover?Here is an example of a 9000 series AFB carburetor base, which illustrates...
AFB Accelerator Pump Hesitation Hesitation can be caused by electrical (usually distributor), as well as by the carburetor accelerator pump circuit.1st do a...
AFB Adjusting Idle Mixture How to Adjust Your Idle MixtureThere is no exact adjustment of the idle mixture screws while the carburetor is on...
AFB Float Adjustment Float AlignmentLook down the edge of the float to make sure it is parallel with the edge of the float...
AFB Jets & Metering Rods I get a lot of questions about the AFB and how the jets and metering rods are related, so here...
AFB, AVS Carburetor Rebuild Watch these series of videos for tips on rebuilding your AFB, 4 barrel carburetor. Carter AFB Carburetor Rebuild Watch these...
Carter AFB & AVS Secondary Auxiliary Air ValveThe auxiliary air valve is mounted above the secondary valve and is used to control the timing of...
Carter AFB – Which Filter? Most Carter AFB’s use the wire mesh fuel filter like #53 in the illustration, but not all. Take a look...
Carter AFB Build Sheets MAKE MODEL YEAR CARB NO. SHEET CHEVROLET 327 300 & 340 HP 1962 3269S 5456F CHEVROLET 327 300 HP 1962...
Carter AFB Carburetor Identification The AFB (Aluminum Four Barrel) carburetor was produced by Carter for original equipment cars from 1957-1971. The AFB was then...
Carter AFB Choke Circuit Adjusting Choke Piston Block the throttle valve open. Loosen the clamp B. Hold the choke valve closed. Turn the clamp...
Carter AFB Exploded View 1. Cover plate screw 2. Cover plate 3. Step-up rod 4. Step-up retainer spring 5. Step-up piston 6. Vacuum piston spring 7. Pin spring 8. Pump connector...
Carter AFB Flooding There are many reasons your carburetor is flooding. Flooding means fuel is overflowing over the top of the carburetor. Running...
Carter AFB Hesitation or Bog When pressing down on the gas pedal, the engine hesitates then begins to catch up. This could be caused by...
Carter AFB Idle System Idling too fast can be caused by a vacuum leak, or the carburetor itself. 1st disconnect the throttle linkage to...