Liberty L-12 V12 petrol engine

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb: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	petrol
gptkbp:manufacturer	gptkb:Packard_Motor_Car_Company gptkb:Lincoln_Motor_Company
gptkbp:notableFor	used extensively in World War I basis for later tank and marine engines rapid design and production
gptkbp:numberBuilt	over 20,000
gptkbp:powerOutput	400 hp
gptkbp:productionStartYear	1917–1919
gptkbp:stroke	7 inches
gptkbp:usedIn	gptkb:De_Havilland_DH.4 gptkb:Curtiss_NC_flying_boat gptkb:Stutz_Bearcat Liberty V12 automobile M1917 tank Marmon armored car
gptkbp:valvetrain	single overhead camshaft
gptkbp:weight	844 lb
gptkbp:bfsParent	gptkb:Knight_Crusader gptkb:A15_Crusader gptkb:Crusader_tank
gptkbp:bfsLayer	8
https://www.w3.org/2000/01/rdf-schema#label	Liberty L-12 V12 petrol engine