How Does An Electric Choke Work On A Holley Carb

An improperly adjusted electric choke on a holley four barrel carburetor can keep your engine from idling properly during cold starts.

How does an electric choke work on a holley carb.

That circuit is always unfused and you do not want to wire an electric choke to an unfused circuit. Electric choke hookup adjustment. Slightly crack the throttle open unload the fast idle cam and turn the choke cap clockwise until you see the choke plate open. How does a carburetor choke work.

Then rotate it back slowly until the choke plate just comes closed. An automatic choke adds a few components to the basic butterfly. By don bowman. If it were to short out it would just continue to burn and melt the entire time the ignition was turned to the on position because there would be no fuse to keep the circuit in check.

The holley technical resource library. Carburetors have either manual or automatic chokes. A thermostatic spring and a fast idle cam. There are two types of automatic chokes.

In contrast to the manual choke it does not require any driver input to set the air fuel ratio. The distributor side of the ignition coil is not a 12 volt source. If you have questions about our products need a part recommendation or just cant seem to find what you need you can contact our tech support online and receive answers by e mail. Therefore the choke provides a richer mixture by slightly closing off the carburetor s air supply.

Holley carburetor numerical listing. At that point you can go ahead and snug those screws back up and that s going to give you a good starting point to make adjustments from. The older style chokes have a coil spring mounted in the intake manifold with a rod from the spring to the choke. Carburetor rebuild kit selector.

For electric choke hookup attach the bayonet end of the long electrical lead supplied to the positive terminal on the choke cap. The other end must be connected to an ignition activated 12 volt source.