In Reply to: Engine kit posted by SCSherman48! on September 30, 2020 at 18:34:13:
Width! Want to be sure the space between the pickup tube flange face and the gear face is minimized. Should be flush with the face of the pump, clearance only that of the gasket thickness. Best gasket (or used to be) was from New Holland, others were thicker. Some use a supermarket shopping bag material to ensure oil pressure is maintained.