Mars | |
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Walter Mars 14 M | |
Type | Radial aero engine |
National origin | Czechoslovakia |
Manufacturer | Walter Aircraft Engines |
The Walter Mars was a Czechoslovakian 14-cylinder, air-cooled radial engine for powering aircraft, a licensed built Gnome-Rhône 14M.[1]
Applications
- Focke-Wulf Fw 189[2] Note. 204 of these airplanes were produced in the Aero Praha factory during the war.[3]
Engines on display
A preserved example of the Walter Mars engine is on display at the following museum:
Specifications (Mars)
Data from Letectvi, 1937.[4]
General characteristics
- Type: 14-cylinder two-row radial piston engine
- Bore: 122 mm (4.8 in)
- Stroke: 116 mm (4.6 in)
- Displacement: 18.98 L (1,158 cu in)
- Length: 1,282 mm (50.5 in)
- Diameter: 964 mm (38.0 in)
- Dry weight: 420 kg (930 lb)
Components
- Valvetrain: One intake and one exhaust valve per cylinder
- Fuel system: Carburettor
- Fuel type: Petrol
- Cooling system: Air-cooled
Performance
- Power output: 700 hp (520 kW) at 3,030 rpm
- Specific power: 27.3 KW/L
- Compression ratio: 6.5:1
- Power-to-weight ratio: 1.23 KW/Kg
See also
Related lists
References
- ^ Gunston, Bill (1989). World Encyclopaedia of Aero Engines (2nd ed.). Cambridge, England: Patrick Stephens Limited. p. 174. ISBN 978-1-85260-163-8.
- ^ Bundesarchiv/Militärarchiv Freiburg, Produktionsprogramme (german)
- ^ Smith, J Richard; Kay, Anthony (1978) [1972], German Aircraft of the Second World War (third impression ed.),p. 172, London: Putnam & Co, ISBN 0-370-00024-2.
- ^ Letectvi 1937, Volume 17 (in Czech) Retrieved: 30 September 2019