If the starter has an integral solenoid (like a GM starter), there shoul dbe one large lug for the main power from the battery and a much smaller terminal for the 12V actuation power form the "start" position of the ignition switch. The starter is grounded through the mounting bolts, so a separate ground wire is not needed.. Click on the illustration below and download the PDF wiring diagram of a typical Ford starting system. You'll see that the system consists of a fuse, ignition switch, starter relay, transmission range selector (neutral safety switch on for an automatic transmission) or a start inhibit switch for a manual transmission, and a ground control.
71 72 73 Wiring Diagrams.. 2012. fastmerc Discussion starter.. All pages present except for Maverick/Comet section, a couple for the Mark IV, and missing one Cougar page. All Mustang wiring and Vacume diagrams are present. Plastic cover is cracked and falling apart. $30 + $12 shipping.. Click the icon above to download the 1971 Mustang Wiring Diagram manual. We also have a simple diagram available for the 1972…click the link below to download. 1971 Simple Diagram.. The Facts Book is filled with intresting information about all of the different 71-73 Mustang Models! Click on the icon to download!