We've had a guide for
installing MegaSquirt engine management systems on the 5.0 Mustang for a long time, and a couple of notes on the later modular Mustangs. Well, now we've expanded our coverage into a complete, in depth article on
how to MegaSquirt your 4.6 Mustang. This one covers Mustangs from '96-'04 and includes how to take control over the ignition using stock sensors.