CONSTANT VOLTAGE REGULATORModern Electronic Version This is a modern electronic version of the old style voltage regulator. This one actually puts out a constant regulated adjustable voltage to the gauges.It is the same size and fits in the same location.Case must be groundedJ1 Terminal=12volt supply inJ3 Terminal= regulated output MakeFORD ModelTHUNDERBIRD Year1958-1966 Item#10804E Info/SpecsPDF Price$49.95EACH Core Charge$0.00 QtyAdd