Rolls-Royce Engines: Viper
Note: This is a sub-section of Rolls-Royce
The Viper is a British turbojet engine developed and produced by Armstrong Siddeley Motors and then by its successor companies Bristol Siddeley Engines and Rolls-Royce.
It entered service in 1953 and remained in use with the Royal Air Force, powering its Dominie T1 navigation training aircraft until January 2011
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