Helio U-5A Twin Courier US Air ForceThese are 1 72 scale decals for the Helio U 5A Twin Courier, serial 90336, operated by both the United States Air Force and the Central Intelligence Agency one of the most intriguing and seldom modeled utility aircraft of the Cold War era. The Helio U 5A Twin Courier was a twin engine development of the legendary Helio Courier STOL family, designed to operate from the shortest and most primitive airstrips imaginable. With its full span leading edge