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gptkbp:instance_of
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gptkb:engine
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gptkbp:application
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gptkb:aircraft
Commercial Aviation
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gptkbp:compression_ratio
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6.7:1
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gptkbp:controls
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gptkb:military_officer
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gptkbp:cooling_system
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Air-cooled
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gptkbp:displacement
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1,830 cubic inches
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gptkbp:engine
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gptkb:9
gptkb:Wright_R-1820
Radial
Electric starter
Reliable performance
Detailed specifications available.
Influenced future aircraft engines
Popular among pilots
Nose-mounted
Horizontally opposed
Widely used in WWII
Over 100,000 units produced
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gptkbp:engine_type
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Piston Engine
Multiple variants developed
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gptkbp:first_flight
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gptkb:1930
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gptkbp:fuel_capacity
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48 in
40 in
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gptkbp:fuel_type
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gptkb:Avgas
Carbureted
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https://www.w3.org/2000/01/rdf-schema#label
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R-1820-51 B
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gptkbp:ignition_system
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Dual ignition
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gptkbp:maintenance
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Routine maintenance required
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gptkbp:manufacturer
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gptkb:Wright_Aeronautical_Corporation
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gptkbp:origin
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gptkb:United_States
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gptkbp:power_output
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1,200 hp
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gptkbp:production_years
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1930-1950
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gptkbp:propulsion
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Variable-pitch
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gptkbp:successor
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R-1820-97
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gptkbp:torque
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Wet sump
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gptkbp:type
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Radial Engine
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gptkbp:used_in
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gptkb:Douglas_DC-3
gptkb:aircraft
gptkb:Grumman_F6_F_Hellcat
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gptkbp:valve_configuration
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Pushrod
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gptkbp:variant
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gptkb:R-1820-51
gptkb:R-1820-65
R-1820-76
R-1820-97
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gptkbp:weight
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600 lb
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gptkbp:bfsParent
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gptkb:R-1820-51_A
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gptkbp:bfsLayer
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6
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