LOM M137

LOM M137
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

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

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

Zlín Z-50

Specifications (M132A)

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

Fuel type: gasoline
Cooling system: air
Reduction gear: none

Performance

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

References

1 2 3 4 5 Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 258-259. Flying Pages Europe SARL, 2015. ISSN 1368-485X
1 2 3 4 LOM Praha. "M137A / M137AZ". www.pistovemotory.cz. Retrieved 19 March 2018.

External links

Official website

[WDLA15-1] 1 2 3 4 5 Tacke, Willi; Marino Boric; et al: World Directory of Light Aviation 2015-16, pages 258-259. Flying Pages Europe SARL, 2015. ISSN 1368-485X

[M137-2] 1 2 3 4 LOM Praha. "M137A / M137AZ". www.pistovemotory.cz. Retrieved 19 March 2018.

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