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MIAT Re-engines An-2s
SIBERIAN AERONAUTICAL Research Institute (SibNIA) has been asked by MIAT Mongolian Airlines, to upgrade the carrier’s fleet of Antonov An-2 biplanes with turboprop engines. The work, which will bring around 20 airframes up to the latest TVS-2MS standard, includes replacing the existing piston engine with a Honeywell TPE331, fitting a new aerodynamic engine cowling and various interior improvements.