Liberty L-12 engine
E941692
The Liberty L-12 engine is a World War I–era American 12-cylinder liquid-cooled aircraft engine widely used in Allied military aircraft.
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
V-12 engine
ⓘ
aircraft engine ⓘ liquid-cooled piston engine ⓘ |
| adaptedForUse |
Liberty L-12 marine engine
NERFINISHED
ⓘ
Liberty L-12 tank engine NERFINISHED ⓘ |
| bore | 5 inches ⓘ |
| compressionRatio | 5.4:1 ⓘ |
| configuration | 60-degree V-12 ⓘ |
| coolingSystem | liquid-cooled ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| cycleType | four-stroke ⓘ |
| cylinders | 12 ⓘ |
| designer |
Elbert J. Hall
NERFINISHED
ⓘ
Jesse G. Vincent NERFINISHED ⓘ |
| developer |
Elbert J. Hall
NERFINISHED
ⓘ
Jesse G. Vincent NERFINISHED ⓘ |
| displacement |
1649 cubic inches
ⓘ
27.0 liters ⓘ |
| era | World War I NERFINISHED ⓘ |
| firstRun | 1917 ⓘ |
| fuelType | gasoline ⓘ |
| governingBody | United States Army Air Service NERFINISHED ⓘ |
| introduced | 1917 ⓘ |
| manufacturer |
Buick
NERFINISHED
ⓘ
Cadillac NERFINISHED ⓘ Ford Motor Company ⓘ General Motors ⓘ Lincoln Motor Company NERFINISHED ⓘ Nordyke and Marmon Company NERFINISHED ⓘ Packard Electric NERFINISHED ⓘ Packard Motor Car Company NERFINISHED ⓘ |
| notableApplication |
Airco DH-9A
NERFINISHED
ⓘ
Caproni Ca.5 bomber NERFINISHED ⓘ Curtiss H-16 flying boat NERFINISHED ⓘ DH-4 aircraft NERFINISHED ⓘ Handley Page O/400 (U.S.-built variants) NERFINISHED ⓘ Martin MB-1 bomber NERFINISHED ⓘ Vickers Vimy (U.S.-powered examples) NERFINISHED ⓘ |
| notableDerivative |
Liberty L-4 engine
NERFINISHED
ⓘ
Liberty L-6 engine NERFINISHED ⓘ Liberty L-8 engine NERFINISHED ⓘ |
| notableFeature |
interchangeable components among manufacturers
ⓘ
modular design for mass production ⓘ |
| powerOutput |
400 horsepower
ⓘ
approximately 298 kilowatts ⓘ |
| primaryUse | military aircraft ⓘ |
| purpose | standardized high-power aircraft engine for Allied forces ⓘ |
| stroke | 7 inches ⓘ |
| usedInConflict |
World II
ⓘ
World War I ⓘ |
| usedInVehicle |
M3 Lee tank (as adapted Liberty engine)
NERFINISHED
ⓘ
M4A2 Sherman prototypes (as adapted Liberty engine) NERFINISHED ⓘ |
| valvetrain | single overhead camshaft ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.