By 1922 this aircraft factory uses 275 hp Lorraine-Dietrich 8Bd engines from the war stock and adapts them to multiple models of its aircraft.

- But later and with projects of challenging transatlantic seaplanes, it develops compound plants.

-Latécoère under the technical direction of Marcel Moine projects a high-power engine composed of 3 Hispano Suiza 12Z engines arranged around a central crankcase distributed in a Y-shape, and which became known as the “Latécoère 36-Y”, planned for 4,600 CV Without more information.