The Helio Twin Courier is a twin-engined version of the Helio Courier, with very few examples being produced. == Design and development == Known by Helio as the model H-500 this STOL aircraft mounted twin Lycoming engines on top of the high-set wing, close to the fuselage.
The Helio Twin Courier is a twin-engined version of the Helio Courier, with very few examples being produced. == Design and development == Known by Helio as the model H-500 this STOL aircraft mounted twin Lycoming engines on top of the high-set wing, close to the fuselage.
Source: Wikipedia "Helio Twin Courier" · CC BY-SA 4.0
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