Keep your Hayward Super Pump running strong with a 1.65 THP Replacement Motor from Nidec Motor Corporation. Replacement 1.65 Total Horsepower (THP) swimming pool pump motor Standard 56J-Frame, C-Flange motor with threaded shaft Features four 3/8-Inch threaded bolt-holes at 1, 5, 7 and 11 o'clock Designed to replace a 1.5-HP Up-Rated or 1-HP Full-Rated motor and compatible with 115/230 volts Fits a wide variety of pool pumps including American Products, Pentair, Astral, Hayward, Jacuzzi and Jandy.