Allison V-1710
E175379
The Allison V-1710 is an American liquid-cooled V-12 aircraft engine widely used in World War II fighters, including early variants of the P-51 Mustang and the P-38 Lightning.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Allison V-1710 canonical | 5 |
| Allison V-1710 engine | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1533015 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Allison V-1710 Context triple: [North American P-51 Mustang, notableEngine, Allison V-1710]
-
A.
Wright R-3350 Duplex-Cyclone radial engine
The Wright R-3350 Duplex-Cyclone is a powerful American 18-cylinder air-cooled radial aircraft engine widely used in World War II and early postwar bombers and airliners.
-
B.
Bristol Hercules radial engine
The Bristol Hercules radial engine was a British air-cooled, sleeve-valve aircraft engine widely used in World War II bombers and other military aircraft for its reliability and high power output.
-
C.
Bristol Pegasus radial engine
The Bristol Pegasus radial engine was a widely used British air-cooled aircraft engine of the interwar and World War II era, powering numerous bombers and transport aircraft.
-
D.
Rolls-Royce Merlin
The Rolls-Royce Merlin is a British liquid-cooled V12 piston aero engine renowned for powering iconic World War II aircraft such as the Spitfire, Hurricane, and Lancaster.
-
E.
Allison J35 turbojet
The Allison J35 turbojet was an early American axial-flow jet engine widely used in the late 1940s and 1950s to power several pioneering military aircraft.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Allison V-1710 Target entity description: The Allison V-1710 is an American liquid-cooled V-12 aircraft engine widely used in World War II fighters, including early variants of the P-51 Mustang and the P-38 Lightning.
-
A.
Wright R-3350 Duplex-Cyclone radial engine
The Wright R-3350 Duplex-Cyclone is a powerful American 18-cylinder air-cooled radial aircraft engine widely used in World War II and early postwar bombers and airliners.
-
B.
Bristol Hercules radial engine
The Bristol Hercules radial engine was a British air-cooled, sleeve-valve aircraft engine widely used in World War II bombers and other military aircraft for its reliability and high power output.
-
C.
Bristol Pegasus radial engine
The Bristol Pegasus radial engine was a widely used British air-cooled aircraft engine of the interwar and World War II era, powering numerous bombers and transport aircraft.
-
D.
Rolls-Royce Merlin
The Rolls-Royce Merlin is a British liquid-cooled V12 piston aero engine renowned for powering iconic World War II aircraft such as the Spitfire, Hurricane, and Lancaster.
-
E.
Allison J35 turbojet
The Allison J35 turbojet was an early American axial-flow jet engine widely used in the late 1940s and 1950s to power several pioneering military aircraft.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
V-12 engine
ⓘ
aircraft engine ⓘ liquid-cooled piston engine ⓘ |
| applicationType |
single-engine fighters
ⓘ
twin-engine fighters ⓘ |
| bore | 5.5 inches ⓘ |
| configuration | V-12 ⓘ |
| coolingSystem | liquid-cooled ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| cylinderArrangement | 60-degree V ⓘ |
| cylinders | 12 ⓘ |
| displacement |
1710 cubic inches
ⓘ
28.0 liters ⓘ |
| era | World War II ⓘ |
| firstRunDate | late 1930s ⓘ |
| fuelSystem |
carbureted in early versions
ⓘ
fuel injection in some later versions ⓘ |
| fuelType | aviation gasoline ⓘ |
| ignitionSystem | dual ignition ⓘ |
| manufacturer | Allison Engine Company ⓘ |
| notableApplication |
Lockheed P-38 Lightning
ⓘ
surface form:
twin-engine P-38 Lightning with counter-rotating propellers
|
| notableFeature |
ability to be installed in both tractor and pusher configurations
ⓘ
designed for turbo-supercharging in some installations ⓘ modular design ⓘ |
| notableLimitation | reduced high-altitude performance without turbo-supercharger ⓘ |
| otherUser |
Royal Air Force
ⓘ
Soviet Air Forces ⓘ |
| powerOutputRange | approximately 1000 to 1600 horsepower ⓘ |
| primaryUser | United States Army Air Forces ⓘ |
| productionPeriod | approximately 1939 to 1948 ⓘ |
| productionQuantity | over 69,000 units produced ⓘ |
| role |
fighter aircraft powerplant
ⓘ
reconnaissance aircraft powerplant ⓘ |
| serviceEntry | early 1940s ⓘ |
| stroke | 6 inches ⓘ |
| successorEngine | Packard-built Rolls-Royce Merlin in later P-51 variants ⓘ |
| supercharging | single-stage mechanically driven supercharger ⓘ |
| usedInAircraft |
Bell P-39 Airacobra
ⓘ
Bell P-39 Airacobra ⓘ
surface form:
Bell P-63 Kingcobra
Curtiss P-40 Warhawk ⓘ Curtiss XP-55 Ascender ⓘ Douglas A-33 ⓘ Fisher P-75 Eagle ⓘ Lockheed P-38 Lightning ⓘ Lockheed XP-49 ⓘ Lockheed XP-58 Chain Lightning ⓘ North American P-51 Mustang ⓘ
surface form:
North American P-51 Mustang early variants
North American XB-21 testbed ⓘ |
| usedInConflict |
World War II
ⓘ
surface form:
Second World War
|
| valvetrain | overhead camshaft ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Allison V-1710 Description of subject: The Allison V-1710 is an American liquid-cooled V-12 aircraft engine widely used in World War II fighters, including early variants of the P-51 Mustang and the P-38 Lightning.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Allison V-1710 engine