The STAL Dovern was a Swedish turbojet design of the early 1950s, named after a lake in Finspång municipality in Östergötland, Sweden.
Their first running engine was the Skuten, ground tested in 1949 but not flown.
[2] The Dovern was the next design, featuring a nine-stage axial compressor and single-stage turbine.
First run in 1951, the engine was flight tested during 1953 using an Avro Lancaster provided by Air Service Training.
The engine was installed underneath in a nacelle faired-in to the Lancaster's bomb bay.