The MSD Launch Control interfaces with each coil and cuts spark to limit rpm. A separate activation switch (handheld button, clutch switch, micro-switch, and so on) is used to release the rpm ...

Ford Mustang MSD Ignition System Install - The Big Squeeze - Tech How To Upgrade A Nitrous-Sniffing 5.0 With A Proper Ignition System And Larger Jets For Better Performance.

Breaker points, electronic, and multiple spark discharge systems have similar parts, but they operate differently. Learn how.