Armstrong Siddeley Serval

Serval/Double Mongoose
Type Radial engine
National origin United Kingdom
Manufacturer Armstrong Siddeley
First run 1928
Major applications Armstrong Whitworth Atalanta
Saro Cloud



The Armstrong Siddeley Serval was a British ten-cylinder aero engine developed by Armstrong Siddeley in the late 1920s. Following the company tradition the engine was named after the Serval wild cat.

Design and development

The Serval was a ten-cylinder, double-row, air-cooled radial piston engine. It was developed from the Armstrong Siddeley Mongoose and was, more or less, two Mongooses built around a single crankcase. In fact, it first appeared as the Double Mongoose in May 1928.[1]

Built in several variants, power output was about 340 hp (254 kW).

Variants

Serval I initially Double Mongoose

(1931) 340 hp.
Serval III
(1932)
Serval IIIB
(1932) 310 hp.
Serval IV
310 hp.
Serval V
(1933) 340 hp.

Applications

AS Serval powered Saro Cloud

Specifications (Serval I)

Data from Lumsden.[2]

General characteristics

Components

Performance

See also

Related development


Related lists

References

Notes

  1. Gunston 1989, p.17.
  2. Lumsden 2003, p.77.

Bibliography

  • Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9
  • Lumsden, Alec. British Piston Engines and their Aircraft. Marlborough, Wiltshire: Airlife Publishing, 2003. ISBN 1-85310-294-6.
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