Walter Castor

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Type	Radial aero engine
National origin	Czechoslovakia
Manufacturer	Walter Aircraft Engines
First run	1929

The Walter Castor was a Czechoslovakian seven-cylinder, aircooled, radial engine for powering aircraft that was developed in the late 1920s. The Super Castor was a nine-cylinder development. ^[1]

Applications

Engines on display

A preserved example of the Walter Castor engine is on display at the following museum:

Prague Aviation Museum, Kbely

Specifications (Castor)

Data from Flight.^[2]

General characteristics

Type: 7-cylinder radial piston engine
Bore: 135 mm (5.3 in)
Stroke: 170 mm (6.7 in)
Dry weight: 248 kg (547 lb)

Components

Valvetrain: One intake and one exhaust valve per cylinder
Fuel system: Zenith carburettor
Fuel type: Petrol
Cooling system: Air-cooled

Performance

Power output: 194 kW (260 hp) at 1,850 rpm (maximum power)
Compression ratio: 6:1
Power-to-weight ratio: 0.78 kW/kg (0.48 hp/lb)

References

Wikimedia Commons has media related to Walter Castor.

Notes

↑ Gunston 1989, p. 174.
↑ Flight - The Walter Castor - 14 February 1929 Retrieved: 19 October 2010

Bibliography

Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9

v t e Walter aircraft engines

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