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Walter Venus

The Walter Venus was a seven-cylinder, air-cooled, radial engine for aircraft use built in Czechoslovakia and first run in 1929.


Aero A.34
Savoia-Marchetti S.56A


Type: 7-cylinder radial engine
Bore: 105 mm (4.1 in)
Stroke: 120 mm (4.7 in)
Dry weight: 178 kg (393 lb)
Valvetrain: Overhead valve, one inlet and one exhaust valve per cylinder
Fuel system: Zenith Type 50J carburettor
Fuel type: Petrol
Oil system: Pressure and scavenge pump
Cooling system: Air-cooled
Reduction gear: Direct-drive
Power output: 82 kW (110 hp) at 1,750 rpm
Compression ratio: 5.15:1
Power-to-weight ratio: 0.46 kW/kg (0.28 hp/lb)






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