I was going to post a link to this helpful site before. It has a lot of great info some from the original Ford manuals. It has electrical, vacuum, torque sequence, belt routing, you name it. GREAT source of info and a lot of it can be used on ANY 5.0 Mustang as well.
94-98 Mustang Wiring Diagram and Wire Diagram
94-98 Mustang Wiring Diagram and Wire Diagram