A timing crank for a cylindrical conveyor of an agricultural harvester is provided that includes a unitary body in the form of an elongate member with a first end and a second end, wherein the first end defines a first aperture having a first longitudinal axis, wherein the second end defines a second aperture having a second longitudinal axis, wherein each of the apertures are joined by a longitudinal slot extending between and being in communication with the first and second apertures.