AMC Technical Information

Ford AMC electronic Ignition Wiring Diagram PDF format
If you would like to get rid of your points type distributor you could use this system. AMC switched to this system in mid 78 so you would need to find the distributor and harness from a post 78. Then control box uses the blue grommet, where the wires come out is colored blue.

A great article I stole from Javelinamx and made a little more printable

Manual Transmission Info copied from AMXfiles AMC-List

AMC Casting Numbers Stolen from the AMC list