I HAVE A HAYWARD 40000 SERIES PUMP ON INGROUND SWIMMING POOL AND HAD 2 HP 2 SPEED MOTOR 230 VOLTS 56J FRAME. THE BEARINGS WENT BAD AND POOL SERVICE TECHNICIAN REPLACE IT WITH A CENTURY 2 HP SINGLE SPEED 230 VOLTS X56J FRAME. HE WAS CALL BACK AND WAS TOLD THAT WAS THE WRONG MOTOR, BECAUSE WE HAD 2 SPEED, BUT HE NEVER CAME BACK. I WOULD LIKE TO REPLACE THE CENTURY SINGLE SPEED MOTOR WITH 2 SPEED MOTOR. 

THE CENTURY MOTOR NAME PLATE READ AS FOLLOW: CAT. B130/ SERIAL # 159988-06, FRAME X56J, 2 HP, 230V,SF120, RPM 3450. 

I FOUND OUT IN YOUR FILE  OR LIST OF PARTS PAGE THE 2 HP DUAL SPEED UP RATED MOTOR, SF120, 230V, 11.5/4 AMPS, FRAME 56J, PART #5112-064 (SPX1615Z2MNS). IS THIS MOTOR COMPARABLE FOR THIS PUMP? IF SO PLEASE ADVICE. PLEASE INCLUDE AVAILABITY AND PRICE. ALSO I NEED THE MECHANICAL SEAL AND MAYBE THE "O" RING. THANKS. HOPE TO HEAR FROM YOU SOON. NOTE: SORRY, BUT THE NAME PLATE FOR THE PUMP HOUSING IS FADE OUT AND CAN NOT BE READ.