Nice. It is an Polish made by the WSK Kalisz, the Russian M-62 power plant based on the Wright R-1820 . The ASz-62IR-16 was used for Li-2, An-2, PZL M18 Dromader, PZL-106 AS Kruk. Because it was made by the Kalisz factory it means it is a post-war unit. They started assembling of the engines in 1961.