Argus As 10

As 10
Argus As 10 installed in a Fieseler Storch at the Royal Air Force Museum Cosford
Type	Piston aircraft engine
Manufacturer	Argus Motoren
First run	1928
Major applications	Fieseler Fi 156 Focke-Wulf Fw 56
Number built	28,700

The Argus As 10 is a German-designed and built, air-cooled 90° cylinder bank angle inverted V8 "low power" inline aircraft engine, used mainly in training aircraft such as the Arado Ar 66 and Focke-Wulf Fw 56 Stösser and other small short range reconnaissance and communications aircraft like the Fieseler Fi 156 Storch during and shortly after World War II. It was first built in 1928.^[1]

Variants

As 10C

As 10C-1

As 10E

Optional output version of the As 10C, delivered with either 240 PS (177 kW) or 270 PS (199 kW) rating (achieved by increasing maximum rpm).

As 10E-2

The proposed powerplant of the Pilatus P-1 trainer project.^[2]

As 401

Supercharged As 10 with rated output at 3,000 m (9,843 ft), also fitted with hydraulically actuated variable-pitch propeller.

Salmson 8As-00

Postwar production of the Argus As 10 in France

Salmson 8As-04

Postwar production of the Argus As 10 in France

Applications

Argus As 10c engine in a Messerschmitt Bf 108 Taifun

• Arado Ar 66
• Arado Ar 76
• Dornier Do 12
• Fieseler Fi 156 Storch
• Focke-Wulf Fw 56 Stösser
• Focke-Wulf Fw 58
• Gotha Go 145
• Henschel Hs 121
• Kayaba Ka-1 Imperial Japanese Army Observation autogiro
• Klemm Kl 151
• Messerschmitt Bf 108 Taifun
• Rogozarski SIM-XIV-H
• Siebel Si 201

Specifications (Argus As 10 C)

Argus As 10 C, partially sectioned, showing some inner parts

Data from Jane's All the World's Aircraft 1938.^[3]

General characteristics

• Type: inverted V-8, air-cooled, 90° piston engine
• Bore: 120 mm (4.724 in)
• Stroke: 140 mm (5.512 in)
• Displacement: 12.667 l (772.99 cu in)
• Length: 1,105 mm (43.50 in)
• Width: 880 mm (34.65 in)
• Height: 936 mm (36.85 in)
• Dry weight: 213 kg (470 lb) dry

Components

• Valvetrain: Two valves per cylinder.
• Fuel system: Two Sun carburetors adapted for aerobatics
• Fuel type: 80 octane
• Oil system: Dry sump, one pressure pump and two scavenge pumps
• Cooling system: Air

Performance

• Power output: 240 PS (176.52 kW) at 2,000 rpm (5-min. Startleistung)
• Specific power: 14.8 kW/L (0.31 hp/in³)
• Compression ratio: 5.9:1
• Specific fuel consumption: 235 gr/(hp*h); 0.518 lb/(hp*h)
• Oil consumption: 0.010 kg/kW/hr (0.0176 lb/hp/hr)
• Power-to-weight ratio: 0.835 kW/kg (0.51 hp/lb)

See also

Related lists

• List of aircraft engines

References

Notes

1. Gunston 1989, p.16.
2. Eichenberger, Roland (1989). Pilatus Flugzeuge: 1939–1989 (in German). Stans: Pilatus Flugzeugwerk.
3. Jane's All the World's Aircraft 1938. London: Sampson, Low & Martin company Limited. 1938.

Bibliography

• Eichenberger, Roland (1989). Pilatus Flugzeuge: 1939–1989 (in German). Stans: Pilatus Flugzeugwerk.
• Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. ISBN 1-85260-163-9
• Jane's Fighting Aircraft of World War II. London. Studio Editions Ltd, 1989. ISBN 0-517-67964-7