|
gptkbp:instanceOf
|
gptkb:piston_engine
|
|
gptkbp:bore
|
5 inches
|
|
gptkbp:category
|
World War I aircraft engine
|
|
gptkbp:configuration
|
liquid-cooled
|
|
gptkbp:coolingSystem
|
water-cooled
|
|
gptkbp:countryOfOrigin
|
gptkb:United_States
|
|
gptkbp:designer
|
gptkb:Elbert_J._Hall
gptkb:Jesse_G._Vincent
|
|
gptkbp:displacement
|
27 liters
|
|
gptkbp:engineType
|
V12
|
|
gptkbp:firstFlight
|
1917
|
|
gptkbp:fuelType
|
gptkb:carburetor
|
|
gptkbp:manufacturer
|
gptkb:Packard_Motor_Car_Company
|
|
gptkbp:notableFor
|
mass production during WWI
|
|
gptkbp:numberBuilt
|
over 20,000
|
|
gptkbp:powerOutput
|
400 hp
|
|
gptkbp:productionStartYear
|
1917–1919
|
|
gptkbp:stroke
|
7 inches
|
|
gptkbp:successor
|
gptkb:Packard_1A-2500
|
|
gptkbp:usedBy
|
gptkb:Royal_Air_Force
gptkb:United_States_Navy
United States Army Air Service
|
|
gptkbp:usedIn
|
gptkb:Lincoln_bomber
gptkb:Curtiss_NC_flying_boat
gptkb:De_Havilland_DH-4
gptkb:Standard_E-1
Tanks (WWI and interwar period)
|
|
gptkbp:valvetrain
|
single overhead camshaft
|
|
gptkbp:weight
|
844 lb (dry)
|
|
gptkbp:bfsParent
|
gptkb:Packard_V-12_engines
gptkb:Packard_V-12_engine
|
|
gptkbp:bfsLayer
|
8
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Packard Liberty L-12
|