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Armstrong Siddeley Serval

1920s British piston aircraft engine From Wikipedia, the free encyclopedia

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

Quick Facts Serval/Double Mongoose, Type ...
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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; indeed 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

Thumb
AS Serval powered Saro Cloud

Specifications (Serval I)

Data from Lumsden.[2]

General characteristics

  • Type: 10-cylinder double-row radial
  • Bore: 5 in (127 mm)
  • Stroke: 5.5 in (139.7 mm)
  • Displacement: 1,080 cu in (17.7 L)
  • Length: 54.25 in (1,378 mm)
  • Diameter: 45.6 in (1,158 mm)
  • Dry weight: 714 lb (324 kg)

Components

Performance

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See also

Related development

Related lists

References

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