Jump to content

LOM M137

From Wikipedia, the free encyclopedia

LOM M137
Avia M-137A
Type Aircraft engine
National origin Czech Republic
Manufacturer LOM Praha s.p.

The LOM M137 is a Czech aircraft engine, designed and produced by LOM Praha (Letecke Opravny Malesice, Praha) of Prague for use in light aircraft.[1]

Design and development

[edit]

The engine is a six-cylinder four-stroke, in-line, 5,970 cc (364.3 cu in) displacement, air-cooled, direct drive, gasoline engine design. It employs dual magneto ignition and produces 132.4 kW (178 hp) for take-off at 2750 rpm, with a compression ratio of 6.3.[1][2]

Variants

[edit]
M137A
Model for limited aerobatics, to a maximum of 5 seconds inverted flight.[1][2]
M137AZ
Model for advanced aerobatics, including inverted flight. This model can mount an air filter.[1][2]

Applications

[edit]

Specifications (M132A)

[edit]

Data from Tacke and manufacturer[1][2]

General characteristics

  • Type: Six cylinder, four stroke aircraft engine
  • Bore: 105 mm (4.1 in)
  • Stroke: 115 mm (4.5 in)
  • Displacement: 5,970 cc (364.3 cu in)
  • Length: 1,344 mm (52.9 in)
  • Width: 468 mm (18.4 in)
  • Height: 688 mm (27.1 in)
  • Dry weight: 146.5 kg (323.0 lb)

Components

Performance

  • Power output: 132.9 kW (178 hp) for takeoff, 117.6 kW (158 hp) continuous
  • Compression ratio: 6.3:1

See also

[edit]

Related development

Related lists

References

[edit]
  1. ^ a b c d e Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 258-259. Flying Pages Europe SARL, 2015. ISSN 1368-485X
  2. ^ a b c d LOM Praha. "M137A / M137AZ". www.pistovemotory.cz. Retrieved 19 March 2018.
[edit]