Aviation Hall of Fame, Teterboro, NJ - Aircraft Engines / 04 Wright R-1820 Cyclone Radial Engine
Bill Maloney
3/5/2008

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04 Wright R-1820 Cyclone Radial Engine

04 Wright R-1820 Cyclone Air Cooled Radial Engine

Wright Cyclone R-1820 Radial Engine Specifications:

Number of Cylinders : 9
Displacement: 1,825 ci
Bore: 6.125 inches
Stroke: 6.875 inches
Compression Ratio: 6.8:1
Aspiraton: Single Stage Two Speed Supercharger
Weight: 1,300lbs
Length: 47 inches
Diameter: 55 inches
Output: 1,525hp at 2,800rpm
First Flight : 1931
Airframes used on: Grumman Trader, B-17, Douglas Dauntless, North American T-28 Trojan, Sikorsky UH-34 Seabat Helicopter
Cost: $