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gptkbp:instance_of
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gptkb:engine
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gptkbp:application
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Military and Civil Aviation
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gptkbp:bore
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5.5 in
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gptkbp:compression_ratio
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6.7:1
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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
30.0 L
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gptkbp:emissions_standard
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gptkb:Low
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gptkbp:engine
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gptkb:aircraft
gptkb:High
gptkb:9
gptkb:Wright_R-1820
Radial
1,500 hours
Horizontally opposed
2,700 rpm
Cradle Mount
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gptkbp:engine_type
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Piston Engine
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gptkbp:first_flight
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gptkb:1930
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gptkbp:fuel_capacity
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1,000 mm
1,200 mm
0.5 lb/hp/hr
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gptkbp:fuel_type
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gptkb:Avgas
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https://www.w3.org/2000/01/rdf-schema#label
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R-1820-51 D
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gptkbp:ignition_system
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gptkb:Spark_Ignition
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gptkbp:maintenance
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Moderate
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gptkbp:manufacturer
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gptkb:Wright_Aeronautical_Corporation
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gptkbp:noise_level
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gptkb:Low
85 d B
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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 Propeller
2 hp/lb
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gptkbp:setting
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Single-row
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gptkbp:stroke
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6.0 in
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gptkbp:successor
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gptkb:Wright_R-2600
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gptkbp:torque
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1,200 lb-ft
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:variant
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R-1820-97
R-1820-88
R-1820-40
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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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