Mikulin AM-39
Soviet V12 piston aircraft engine
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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.
| Mikulin AM-39 | |
|---|---|
| Type | Liquid-cooled V12 piston engine |
| Manufacturer | Mikulin |
| First run | 1942 |
| Major applications | Mikoyan-Gurevich I-220 |
| Developed from | Mikulin AM-35 |
Specifications (AM-39FN)
Data from Kotelnikov [1]
General characteristics
- Type: 60° V12 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)