Wright R-1300 Cyclone 7 Piston Engine

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Aircraft Engine Manufacturer
Wright
Aircraft Engine Type
Piston
Dry Weight (kg)
478.54
Diameter (mm)
139.7
Length (mm)
122.4788
Wikipedia Article (URL)
en.wikipedia.org/wiki/Wright_R-1300_Cyclone_7
Fuel System
Bendix-Stromberg PD9F1 downdraft carburetor with automatic mixture control
Cylinders
7
Cylinders Disposition
radial
Bore (mm)
155.575
Stroke (mm)
160
Displacement (L)
21.3196
Supercharger
1-stage
Compression Ratio
6.2
Valvetrain
Two pushrod-actuated valves per cylinder with sodium-cooled exhaust valve
Cooling
Air-cooled
Maximum Takeoff Power (kW)
596.5599
Specific Power (kW/L)
0.4549
Power To Weight (kW/kg)
0.76

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