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The Helio Courier is a cantilever high-wing light STOL utility aircraft designed in 1949. Around 500 of these aircraft were manufactured in Pittsburg, Kansas, from 1954 until 1974 by the Helio Aircraft Company. The design featured four leading edge slats that deployed automatically, and large trailing edge flaps. The engine was the 295 hp Lycoming GO-480, which had a gearbox that lowered the output RPM and allowed for the use of a large three-bladed propeller to further improve takeoff performance. Couriers were famous for their takeoffs, which often took only a few plane lengths and then climbed at very high angles. During airshow demonstrations, it was common for the aircraft to actually take off across a 100 - 200 foot wide runway. The geared engine, however, required constant maintenan