Just a thought.
Function of the Idle Solenoid
Purpose
The idle solenoid is an electrical device used in carbureted engines, particularly in the 440 Six-Pack setups. Its main function is to prevent "dieseling," which is when the engine continues to run after the ignition is turned off...
Do you have the old harness? In short you will need to strip the blue and green leads from the alternator plugs to the voltage regulator. Keep in mind the regulator needs a ground where ever you put it. You will have to pick up ignition switched power under the hood somewhere, for the voltage...
Questions. What kind of lead time on shipping? Do the install instructions include a good readable placement engineering drawings? The prices have me thinking redoing mine. Very fair!
I came across this before. If I remember correctly. The back one are all the same. The front for 72 and up is shorter. That's where the difference comes in. The intermediate cable is longer. Others may have more info, Confirm or correct.
From Rock auto. 73 challenger
Rock auto 71 challenger...