$5.60
(1) Speed pumps have been discontinued by the manufacturer. It will need to be replaced by a (2) speed - since this motor can operate at 120 or 220 volts - you will need to find out what voltage it was set up to run.
Aqua Flo Flowmaster FMCP 1.5 HP 230 / 115 Volt 1 Speed Pump
Inlet and outlet measure 2-3/8" outside diameter