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Haacke HFM-2

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HFM-2
HFM-2a on display at the Finnish Airforce Museum
Type Flat-twin aero engine
National origin England
Manufacturer Haacke Motorenbau, Johannisthal (Berlin)

The Haacke HFM-2 was a German two cylinder flat engine built in the early 1920s.[1]

Variants

  • HFM-2 (22 kW)
  • HFM-2a (22kW)

Applications

Engines on display

Specifications

Data from Flightglobal.com'.[2]

General characteristics

  • Type: Four-stroke horizontally opposed twin cylinder
  • Bore: 112 mm (4.4 in)
  • Stroke: 140 mm (5.5 in)
  • Dry weight: 60 kg (132 lb)

Components

  • Valvetrain: Overhead valve
  • Oil system: Camshaft-operated twin plunger pumps
  • Cooling system: Air-cooled

Performance

  • Power output: 28 hp (21 kW) at 1,300 rpm

See also

Comparable engines

Related lists

References

Wikimedia Commons has media related to Haacke HFM 2.
  1. ^ "Aerodromas » History". aleksotasair.lt. Retrieved 2017-02-23.
  2. ^ "The Haacke 30 hp aero engine". flightglobal.com. Retrieved 2017-02-23.
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