An
aluminum flywheel housing for an engine relates to the technical field of engine components, comprising a flywheel housing body, a base on one side of the flywheel housing body, a square positioning rod on the base, a starter mounting hole at one end of the flywheel housing body, and a starter mounting hole at the other end of the flywheel housing body There is a power take-off mounting hole, a crankshaft mounting hole is provided at the center of the flywheel housing body, and a groove is provided around the crankshaft mounting hole.