Now available free in the iTunes App Store! The MSD Ignition Wiring Diagrams and Tech Notes app offers an all new outlet for customer help - perfect for late night wiring thrashes. MSD took the ...

External Coil: Once that's complete you will want to find a mounting location for your external coil and then follow the direction and wiring diagram to hook that up. Notes: ...

The MSD ignition is also a clean-burning multiple-spark discharge system below 3,000 rpm, and it offers stable, high-energy ignition all the way up to 12,500 rpm-far higher rpm than a factory ...