Please see the most recent updates in the "Where did the .com name go?" thread. Posts number 16 and 17.
To be more specific. The Lisunov was the Soviet license-built Dakota. The author used the Dc-3 provided in the SDK, created all needed 3D fixes and added beautiful new panel and Soviet gauges. Lots of goodies there! Of course, the plane is fsx native and all the Dc-3 paints will work.
Lucas