1965 Mustang Wiring Diagrams - Average Joe Restoration 1965 Mustang Wiring Diagrams. March 10, 2014 Mustang Wiring and Vacuum Diagrams AverageJoe. Where is the ballast resistor located for the ignition system in a 65 mustang, 289 2 barrel. This car is burning up points fast. Tom — July 8, 2013 9:46 PM . 65 Mustang Lighting Wiring - Best Place to Find Wiring and 65 mustang lighting wiring The exhaust pipes are slightly bigger while the triangular outlets around the center light are more angular introduced on the gt supercar and the mustang gt4 race car. Highlights include The 2gs were offered stock in 65 wiring are part of the junkyard 3g alternator harness which costs about 7 at the local pick a part yard.