The Vickers Valetta was a British short-range light/medium transport aircraft in service with the RAF from 1946 to 1969. The Vickers Valetta was a modification of the Vickers Viking transport and general purpose aircraft and was powered by two BristolHerculesMk 230 radial piston engines providing a top speed of 415 kmh and a range of 850 km depending upon load. The Vickers Valetta was manned by a flight crew of four and carried up to 34 troops, 20 paratroops or freight in the hold. Research Vickers Valetta