1965 Mustang Engine Gauge Feed with Lights 6 cyl 3 Speed Heater

This wiring harness feed the 6 cyl engine on a 1965 Mustang with standard instrument cluster and a 3 speed heater motor. Best available on the market. Made in USA - The heater motor will tell you which speed 2 or 3 you have in your Mustang. The 2 speed earlier heater motor has 3 wires. The 3 speed heater motor has 2 wires. This harness connects at the firewall and routes on the intake manifold of the engine. It connects the oil pressure sending unit, water temperature sending unit, heater blower motor, starter solenoid and ignition coil.