A workshop for preparing aeroengines for shipping, the workshop including a station for fitting test and measurement mechanism on an engine, a mechanism for transporting the engine to test premises and for returning the engine to the workshop, a station for removing the test and measurement mechanism, a station for endoscopic inspection, a finishing station, and a shipping station. The engines are transported from one station to another by spreaders fastened on the engines and attached to hoists that are movable in translation along an overhead structure arranged in the workshop, each station being fitted with computer terminals for displaying and tracking the tasks to be performed on the engine in the corresponding station.