This is a powerful little motor.  We have actually used it as a leaf blower and it works great. The motor itself has plenty of uses as well.

Fan Inlet:  5" o.d.

Outlet:  4" o.d.

BALDOR MOTOR

Frame:  56c

H.P>:  3/4

115/230V Single Phase

RPM 3450

NOTE:  Inlet adapter from 5" to 4" included.