How Does An Electric Choke Work On A Quadrajet

Vacuum cap for the hot air port.

How does an electric choke work on a quadrajet.

If the choke stays on too long or does not come all the way off then turn the choke housing clockwise until the choke just begins to open and stop and tighten the screws. Universal to fit all quadrajets with electric or hot air choke elements. In this video i use a complete mocked up assembly. Inspect the choke system while the engine is cold.

Some of the hand gestures illustrate what the air loa. Prestige motorsports is a perform. New electric choke coil with flat blade terminal. For electric choke hookup attach the bayonet end of the long electrical lead supplied to the positive terminal on the choke cap.

Does not include choke. This is a demo of how an electric choke works. The other end must be connected to an ignition activated 12 volt source. The choke mechanism is the plate on the top of the carburetor.

The remote mic failed and so the soundtrack is missing. When using any of the other american autowire wiring kits such as a classic update power plus highway or builder series you simply need to take any ignition fused 12 volt feed use about a 10 amp fused and connect it to your electric choke assembly. This kit will convert hot air choke quadrajet carbs to electric choke. The choke plate should fully and easily close against the air horn when the throttle is opened slightly and the spring has tension on it.

This would not be enough voltage to properly operate your electric choke. This video explains the steps in properly setting your electric choke on your carburetor for the best performance possible. With the engine cold loosen the screws in the cover. It is a 7 9 volt source after cranking.

If the choke does not close enough turn the choke housing counter clockwise until the choke is just closed. The components the choke circuit consists of the butterfly or choke plate the pull off also called a vacuum break the choke spring and the fast idle cam and screw. There seems to be some mystery about how to get these old hot air chokes working again or working better. The distributor side of the ignition coil is not a 12 volt source.

It has a spring located in the manifold with a rod running up to the plate. Remove the air cleaner.