12/2015 - Founded

01/2016 - Prototype build

05/2016 - Engine for extendet tests build

05/2016 - Start of extendet ground operational tests

11/2016 - UL Airplane acquisition (Avid Flyer) to be used as test platform for the 100 hp Turboprop Engine

11/2016 - Renovation and adaptation works start to fit the 100 hp Turboprop Engine in the Avid Flyer Ultralight for flight tests.


05/2017 - First public presentation of the Turboprop engine mounted on our testing platform (Avid Flyer)


11/2017 - Various tests. One Button Start. Video publishing showing the automated start sequence of the engine and the immediate throttle response.


05/2020 - Place your order




Last Update 04.November 2017

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© 2015 Stuttgart Engineering Propulsion Technologies is a German developer and manufacturer of turboprop and turbojet engines for light and ultralight aircraft and helicopters. Discover our 100 hp and 130 hp ultra light turboprop engines for ultralight airplanes and helicopters.