msd 8972 wiring help...





http://www.msdignition.com/forum/showthread.php?t=275


That one has a bunch of nitrous solenoid in it, but the basics are ground the activation wires to deactivate the retard. Once the wire is energized, the retard comes in.

Go to the MSD site, search instructions for 8970. It wires the same way as the 8972.