Msd 6al Box 6425 Wiring Diagram. Find many great new used options and get the best deals for msd digital 6al ignition box 6425 with wiring harness imca ump wissota nhra jr1 at the best online prices at ebay. Chevy hei wiring with msd 6al to diagram for pn 6425 wiring diagram.
When disconnecting the battery always remove the negative cable first and install it last. Wiring diagram for msd 6al 6420. This will protect the ignition in the event of wrong connections.
In fact the new digital 6al are supplied with the wiring harness and the components youll need for.
Find many great new used options and get the best deals for msd digital 6al ignition box 6425 with wiring harness imca ump wissota nhra jr1 at the best online prices at ebay. Wiring diagram for msd 6al 6420. Solid core spark plug wires cannot be used with an msd ignition. Cant go wrong if old school ignition is what you are looking for.