Fix a faulty 1979-93 Mustang coolant temperature sensor with a high quality replacement from 5.0 Resto. These sensors are a vital component in your cooling system. They transmit the coolant temperature to the computer to regulate air/fuel ratio and ignition timing. A malfunctioning sensor can cause serious problems if neglected. Need a new connector? 5.0 Resto offers a coolant temp sensor connector that includes 6" of wiring pigtail to fix damaged plugs. Pick up your direct replacement sensors today and prevent future problems at LatemodelRestoration.com. These sensors fit 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, and 1993 Fox Body Mustang.