Shvetsov M-11

The Shvetsov M-11 was an air-cooled 5-cylinder radial engine from the Soviet production.

History

The engine was developed on the basis of a tendered in 1923 design competition for aircraft engines for use in sports aircraft. The original Shvetsov M-8 engine called was refined and it was 1927-1959 about 125,000 units of various series made ​​.

The cylinder head is made ​​of aluminum. The OHV valves of each cylinder are actuated by a separate camshaft. Initially, the engine had a MTBO of only 50 hours. The engine was built in 1927 with 73 kW (100 PS) first approved continuous power for aviation.

Specifications

Shvetsov M-11

  • Bore × stroke: 125 × 140 mm
  • Engine displacement 8.6 L
  • Compression ratio: 5.0
  • Start Power: 81 kW (110 hp) at 1650/min
  • Continuous power: 73 kW (100 hp)
  • Weight: 165 kg

Variants

  • M- 11G 85 kW ( 115 hp)
  • M- 11D 85 kW ( 115 hp)
  • M -11K 85 kW ( 115 hp)
  • M- 11E 110 kW ( 150 hp)
  • M -11F 107 kW ( 145 hp )
  • M- 11FM 107 kW ( 145 hp )
  • M -11M 107 kW ( 145 hp )
  • M- 11FR 118 kW (160 hp)
  • M- 11FR -1 121 kW (165 hp)
  • M-11 -FN 147 kW ( 200 hp )
Aluminium Time between overhaul List of aircraft engines
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