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The de Havilland Gipsy Minor or Gipsy Junior is a British four-cylinder, air-cooled, inline engine that was used primarily in the de Havilland Moth Minor monoplane, both products being developed in the late 1930s.

Gipsy Minor
de Havilland Gipsy Minor at the de Havilland Aircraft Heritage Centre
Type	Piston inline aero-engine
Manufacturer	de Havilland Engine Company
First run	1937
Major applications	de Havilland Moth Minor Short Scion
Number built	171
Developed from	de Havilland Gipsy

Design and development

The engine was a simplified and smaller version of the earlier de Havilland Gipsy. It featured only one magneto where dual ignition was normal for the Gipsy series of engines. A total of 171 engines were produced, including 100 built in Australia, production moving to that country due to the start of the Second World War.[1]

Applications

• De Havilland Moth Minor
• Short Scion
• Druine Turbi

Engines on display

• A de Havilland Gipsy Minor engine is on public display at the de Havilland Aircraft Heritage Centre, London Colney, Hertfordshire.

Specifications (Gipsy Minor)

Data from [2]

General characteristics

• Type: 4-cylinder air-cooled inverted inline piston aircraft engine
• Bore: 4.016 in (102 mm)
• Stroke: 4.528 in (115 mm)
• Displacement: 229.29 in³ (3.759 L)
• Dry weight: 216 lb (98 kg)

Components

• Valvetrain: Overhead valve
• Fuel type: Minimum 70 octane petrol
• Oil system: Dry sump, gear-type pump
• Cooling system: Air-cooled

Performance

• Power output: 90 hp at 2,600 rpm
• Compression ratio: 6:1
• Power-to-weight ratio: 0.41 hp/lb

See also

• de Havilland Aircraft Heritage Centre
• Frank Halford

Related development

• de Havilland Gipsy

Comparable engines

• Argus As 8
• Blackburn Cirrus Midget
• Blackburn Cirrus Minor
• ERCO I-L 116
• Hirth HM 504
• Walter Mikron

Related lists

• List of aircraft engines

References

Notes

Bibliography

На других языках

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[de] De Havilland Gipsy Minor

Der de Havilland Gipsy Minor oder auch Gipsy Junior ist ein luftgekühlter Vierzylinderreihenmotor des britischen Herstellers de Havilland Aircraft Company. Er kam hauptsächlich in der de Havilland Moth Minor zum Einsatz. Beide wurden in den späten 1930er-Jahren gebaut.

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- [en] De Havilland Gipsy Minor

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[ru] De Havilland Gipsy Minor

de Havilland Gipsy Minor (также Gipsy Junior) — британский поршневой авиационный двигатель воздушного охлаждения, разработанный и производившийся в конце 1930-х годов фирмой de Havilland Engine Company

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