Russian regulator discusses updates with type certificate holder and modification specialists. Russian developers are proposing upgrade modifications to the Antonov An-2 which will increase its range and passenger capacity. The Siberian aviation research institute SibNIA has met with federal air transport regulator Rosaviatsia to discuss support of the current An-2 fleet, after SibNIA was granted... The post An-2 modernisation plans include range extension and higher passenger accommodation firs