Online Wiring Diagram

Msd-7ml-2 - Holley We are still running nearly the same system wired exactly the same way as the MSD wiring diagram. The only thing that has changed is the current unit we are running is a MSD-7AL-2 instead of the MSD-7ML-2. As stated earlier the MSD-7ML-2 will run perfectly all day on a MSD Ignition Test Unit at 10-15000 rpm. MSD 7222 MSD 7AL-2 Ignition Control - Holley You'll recognize the 7AL-2 Plus Ignition Control, as its predecessor is the most popular ignition control used in drag racing. The "Plus" model updates the original 7AL-2 with improved internal components plus our engineers added a 2-Step Rev Control and a useful diagnostic LED. Racers will be happy to see that the updated components up the voltage output and spark energy! Over 40% more spark ... PDF MSD 7AL-2 Ignition PN 7220, 7224, 7226, 7250 The 7AL-2 has a ground stud just to the left of the terminal strip. Use this to ground other MSD accessories (Figure 2). Ballast Resistor: If your vehi...