Replacement Pump for 2.5HP Century Centurion 56Y Frame

I have a 2.5hp Century Centrion pump that I need to replace. Its a 56Y frame. Here is a picture of the label. What pump should I get to replace it?

We’d be glad to assist you. Do you need a complete pump or just the motor?

Just the motor.

The replacement motor is model B2840. Click Here to View the B2840 Motor