ORIGINAL TEMPERATURE CONTROLLER FOR A LATE 60s, MAYBE EARLY 70s FORD TRUCK. THIS SHOULD RUN TO THE WATER INLET VALVE/HEATER CORE TO LET HOT WATER FLOW THROUGH, BUT IT CAN BE USED ANYWHERE A PUSH/PULL CABLE IS NEEDED. CABLE IS ABOUT 33" LONG. MOVES IN AND OUT OK, COULD USE SOME LUBE.