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gptkbp:instance_of
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gptkb:jet_engine
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gptkbp:aircraft_operated
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gptkb:Lockheed_L-1049_Super_Constellation
gptkb:Douglas_C-124_Globemaster_II
gptkb:Boeing_377_Stratocruiser
gptkb:Convair_880
Martin JRM Mars
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gptkbp:bore
|
5.5 inches
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gptkbp:compression_ratio
|
6.5:1
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gptkbp:configuration
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gptkb:Wasp_Major
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|
gptkbp:cooling_system
|
Air-cooled
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gptkbp:displacement
|
4360 cubic inches
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gptkbp:emissions_standard
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gptkb:Low
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gptkbp:engine
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gptkb:Pratt_&_Whitney_R-1830
gptkb:Pratt_&_Whitney_R-2000
Alternator
Fuel pump
Magnetos
Oil pump
Starter motor
Single-speed supercharger
R-4360 family
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gptkbp:engine_configuration
|
Horizontally opposed
Radial, 4 rows
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gptkbp:engine_governor
|
Constant speed governor
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|
gptkbp:engine_lubrication_system
|
Wet sump
|
|
gptkbp:engine_overhaul_time
|
1,000 hours
|
|
gptkbp:engine_power
|
gptkb:High
1,500 hours
2,700 RPM
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|
gptkbp:engine_starting_system
|
Electric starter
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gptkbp:engine_throttle_control
|
Manual throttle
|
|
gptkbp:first_flight
|
1946
1970s
|
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gptkbp:fuel_capacity
|
3.5 ft
6.5 ft
4.5 ft
|
|
gptkbp:fuel_economy
|
0.5 lb/hp/hr
|
|
gptkbp:fuel_type
|
gptkb:Avgas
Pressure carburetor
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Pratt & Whitney R-4360-83
|
|
gptkbp:ignition_system
|
Dual ignition
|
|
gptkbp:maintenance
|
100 hours
|
|
gptkbp:manufacturer
|
gptkb:Pratt_&_Whitney
|
|
gptkbp:noise_level
|
85 d B
|
|
gptkbp:number_of_engines
|
gptkb:28
|
|
gptkbp:original_run
|
gptkb:1944
|
|
gptkbp:power_output
|
3000 hp
|
|
gptkbp:produces
|
Over 10,000
|
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gptkbp:production_years
|
1944-1955
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gptkbp:propulsion
|
1.67 hp/lb
|
|
gptkbp:stroke
|
6.5 inches
|
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gptkbp:successor
|
gptkb:Pratt_&_Whitney_R-2800
|
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gptkbp:torque
|
3,000 lb-ft
|
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gptkbp:type
|
Radial engine
|
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gptkbp:used_in
|
gptkb:Boeing_B-17_Flying_Fortress
gptkb:Lockheed_Constellation
gptkb:Convair_B-36_Peacemaker
|
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gptkbp:valve_configuration
|
Pushrod
|
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gptkbp:weight
|
1,800 lb
|