СибНИА им. Чаплыгина испытания Ан-2 двигателем TPE331-12U Honeywell

The Siberian Aeronautical Research Institute (SibNIA) in the process of developing an upgrade to the Antonov An2 aircraft by installing a turboprop engine. We have tentatively selected TPE331-12U and have one currently installed and have flown the airplane.