Turboprop on 20 September 1945. From their experience with the Trent, Rolls-Royce developed the Rolls-Royce Clyde, the first turboprop engine to be fully type certificated for military and civil use, and the Dart, which became one of the most reliable turboprop engines ever built. Dart production continued for more than fifty years. The Dart-powered Vickers Viscount was the first turboprop aircraft of any kind to go into production and sold in large numbers. It was also the first four-engined turboprop. Its first flight was on 16 July 1948. The world's first single engined turboprop aircraft was the Armstrong Siddeley Mamba-powered Boulton
United Aircraft Corporation The Tu-204 was succeeded by its variant, the Tu-214. The Ilyushin Il-114 is a turboprop, narrow-body regional airliner developed to replace the Antonov An-24, which most were in service of Aeroflot. However, only 20 were built so far, and only two airlines were using it, so the Il-114's production was temporarily ceased. The Sukhoi Superjet 100 is the first airliner and regional jet airliner that is developed and exported under the UAC brand, by which it was developed by Sukhoi Civil Aircraft, a branch of the UAC. The Sukhoi Superjet 100 was designed to compete with the Antonov An-148, Embraer