. . "The Ercoupe also used the downwash of the wing to somewhat disrupt the airflow over the horizontal stabilizer and elevator which helped to induce a mush before you get to the point of a stall in all but a narrow set of parameters (one example I know of was a guy who tried to prove that you could stall an Ercoupe by doing a dive to Vne and then pulling out into an attempt at a hammerhead stall)." . .