Mikulin AM-39

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Type Liquid-cooled V-12 piston engine
Manufacturer Mikulin
First run 1942
Major applications Mikoyan-Gurevich I-220
Developed from Mikulin AM-35

The Mikulin AM-39 was a 1940s Soviet aircraft piston engine. Representing a high-output version of the AM-35A, AM-39 was used on the Mikoyan-Gurevich I-220 and Polikarpov ITP fighters, and the Tupolev SDB bomber.

Specifications (AM-39FN)[edit]

Data from Kotelnikov'.[1]

General characteristics

  • Type: 12-cylinder 60° Vee aircraft piston engine
  • Bore: 160 mm (6.30 in)
  • Stroke: 190mm/196.7mm (7.48 in/7.744 in) different between right and left cylinder bank due to articulated connecting rods
  • Displacement: 46.66 L (2,847 in³)
  • Dry weight: 970 kg (2,138 lb)



  • Power output: 1,588 kW (2,130 hp)
  • Specific power: 34 kW/L (0.75 hp/in³)

See also[edit]

Related development
Related lists



  1. ^ Kotelnikov 2005, p. 112.


  • Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9
  • Kotelnikov, Vladimir. Russian Piston Aero Engines. Marlborough, Wiltshire. The Crowood Press Ltd. 2005. ISBN 1-86126-702-9.