Walter Mars I
The Walter Mars I was a nine-cylinder, air-cooled, radial engine for aircraft use built in Czechoslovakia in the late 1920s.
|Walter Mars I powered DAR 4 trimotor c.1930|
|Type||9-cylinder radial engine|
Design and development
The Mars I was the largest capacity design of a series of three similar radial engines developed by the Walter company. Common cylinders were used for the five-cylinder Walter Vega and the seven-cylinder Walter Venus, the Mars I being a nine-cylinder engine.
- Type: 9-cylinder radial engine
- Bore: 105 mm (5.90 in)
- Stroke: 120 mm (4.72 in)
- Displacement: 9.352 L (570.7 cu in)
- Dry weight: 159 kg (350 lb)
- Fuel system: Zenith Type 42 carburettor; two plugs/cylinder and twin Scintilla magnetos
- Cooling system: Air-cooled
- Reduction gear: Direct drive
|Wikimedia Commons has media related to Walter aircraft engines.|