Liberty L-12 V12 piston engine

URI: https://gptkb.org/entity/Liberty_L-12_V12_piston_engine
GPTKB entity
Statements (30)
Predicate Object
gptkbp:instanceOf piston engine
gptkbp:bore 5 inches
gptkbp:compressionRatio 5.4:1
gptkbp:configuration V12
gptkbp:coolingSystem liquid-cooled
gptkbp:countryOfOrigin gptkb:United_States
gptkbp:designer gptkb:Elbert_J._Hall
gptkb:Jesse_G._Vincent
gptkbp:displacement 27 liters
gptkbp:firstFlight 1917
gptkbp:fuelType gptkb:gasoline
https://www.w3.org/2000/01/rdf-schema#label Liberty L-12 V12 piston engine
gptkbp:manufacturer gptkb:Packard_Motor_Car_Company
gptkb:Lincoln_Motor_Company
gptkbp:notableFor used extensively in World War I
basis for Liberty L-6 engine
used in early tanks and boats after WWI
gptkbp:numberBuilt over 20,000
gptkbp:powerOutput 400 hp
gptkbp:productionStartYear 1917-1919
gptkbp:stroke 7 inches
gptkbp:usedInAircraft gptkb:De_Havilland_DH.4
gptkb:Handley_Page_O/400
gptkb:Curtiss_NC_flying_boat
gptkb:Airco_DH.9A
gptkbp:valvesPerCylinder 2
gptkbp:valvetrain single overhead camshaft
gptkbp:weight 844 lb
gptkbp:bfsParent gptkb:Martin_MB-1_bomber
gptkbp:bfsLayer 7