Vedeneyev M14P

The Wedenejew M -14 is an air-cooled 9-cylinder radial engine with gearbox and compressor of the Soviet designer Ivan Wedenejew, which finds its predominant use in aviation to the present time. The engine is based on the Ivchenko AI - 14th First attempts to improve performance, there was already in 1949.

History

The first development, which went into series, was the M -14P, initially with about 300 hp, which also reached the largest number of pieces and is still manufactured with 360 hp in series. A special variant for helicopters was the M- 14W -26 with 320 hp and cooling fan.

Other variants:

  • M- 14PF, 395 hp
  • M- 14PM, for airplanes, 315 hp
  • M- 14PM -1, for airplanes, 355 hp ( Yakovlev Yak -52)
  • M- 14NTK, direct injection, 424 hp
  • M- 14R, 450 hp
  • M- 14W - 26 for the Kamov Ka -26, with fan

The motor is used in a number of Soviet and Russian aircraft types, such as the Kamov Ka - 26 Yakovlev Yak - 52, Mil Mi -34, Sukhoi Su -26 and its derivatives and the Yakovlev Yak - 18T. Also, the prototype of PZL -130 Orlik was equipped with an M-14.

The M -14P engines today are still manufactured in small numbers in Russia's Voronezh region. Variants thereof are carried out by authorized dealers. The price is € 13 500 for a reconditioned engine with 360 hp. The MTBO is at 2250 hours.

Technical data (M -14P )

  • Design: 9- cylinder radial engine, air-cooled, supercharged
  • Valve train: 2- valve OHV
  • Gear Ratio: 0.658
  • Bore: 105 mm
  • Stroke: 130 mm
  • Power: 265 kW (360 hp )
  • Maximum speed: 2950/min
  • Diameter: 985 mm
  • Length: 924 mm
  • Dry Weight 214 kg
  • Carburetor: A14P, aerobatic
Kamov Ka-26 Mil Mi-34 Sukhoi Su-26 PZL-130 Orlik Time between overhaul List of aircraft engines
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