Neha Patil (Editor)

Mikulin AM 39

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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.

Contents

Specifications (AM-39FN)

Data from Kotelnikov'.

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)

    • Components

  • Supercharger: Two-speed centrifugal type supercharger with aftercooler
  • Fuel system: Direct injection
  • Cooling system: Liquid-cooled

    • Performance

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

    • References

    Mikulin AM-39 Wikipedia
    (Text) CC BY-SA