Smoky and noisy start of the 1000 hp, 9 cylinder radial.
This engine is based on the Wright R–1820–F3 Cyclone, and it was modified under licence by the Shvetsov plant in 1933. Since 1938 its been produced with a reductor system as ASh-62IR.
For more information:
en.wikipedia.org/wiki/Shvetsov_ASh-62