V12 engine

C1942

concept

A V12 engine is a twelve-cylinder internal combustion engine with two banks of six cylinders arranged in a V configuration around a common crankshaft, providing smooth, high-power performance.

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All labels observed (9)

Label	Occurrences
piston engine	91
V-12 engine	20
diesel engine	18
V12 engine canonical	16
Rolls-Royce Merlin prototype	1
V-12 petrol engine	1
V‑12 engine	1
inverted V-12 engine	1
inverted V12 engine	1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction

generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"

Input

Class: V12 engine

Generated description

A V12 engine is a twelve-cylinder internal combustion engine with two banks of six cylinders arranged in a V configuration around a common crankshaft, providing smooth, high-power performance.

Instances (140)

Instance	Via concept surface
Mitsubishi Ha-112-II	piston engine
Pratt & Whitney R-985 Wasp Junior	piston engine
Rolls‑Royce Vulture I	piston engine
Rolls-Royce Kestrel V12 engine surface form: Rolls-Royce Kestrel	—
Junkers Jumo 211	V-12 engine
BMW 132 radial engine surface form: BMW 132	piston engine
Continental AV-1790-3 gasoline engine surface form: Continental AV-1790-3	—
Wright R-2600 Twin Cyclone	piston engine
Continental AVDS-1790-2 V12 diesel engine surface form: Continental AVDS-1790-2	diesel engine
Bristol Centaurus V	piston engine
Wolseley Viper	piston engine
Renault V‑8 engine	piston engine
Rolls-Royce Falcon engine surface form: Rolls-Royce Falcon	—
Mikulin AM-38	piston engine
Klimov VK‑105PF‑2	V‑12 engine
Continental R975 radial engine surface form: Continental R975	piston engine
Wright J-5C Whirlwind radial engine surface form: Wright J-5C Whirlwind	piston engine
V8 surface form: V8 engine	piston engine
Kinsei 43	piston engine
Kinsei 45	piston engine
Kinsei 46	piston engine
MTU MB 873 Ka-501 diesel engine surface form: MTU MB 873 Ka-501	diesel engine
Kinsei 53	piston engine
Kinsei 54	piston engine
Kinsei 62	piston engine
Fiat A.30 RA engine surface form: Fiat A.30 RA	V-12 engine
Aichi Atsuta liquid-cooled V-12 engine surface form: Aichi Atsuta engine	V-12 engine
Rolls-Royce Merlin	—
Rolls-Royce Condor	—
Siddeley Puma engine surface form: Siddeley Puma	piston engine
Argus As 10	piston engine
IAR K14 radial engine surface form: IAR K14	piston engine
Fiat A.80	piston engine
Rolls-Royce CV12 TCA diesel	diesel engine
Rolls-Royce Kestrel engine surface form: Rolls-Royce Kestrel	V-12 engine
Rolls-Royce PV-12 engine surface form: Rolls-Royce PV-12	—
V-54 diesel engine	diesel engine
Rotax 912S3	piston engine
Bristol Mercury	piston engine
Bristol Jupiter engine surface form: Bristol Jupiter	piston engine
Sulzer 12LDA28C	diesel engine
Tifone	piston engine
Fiat A.59 engine surface form: Fiat A.59	piston engine
Fiat AS.1 engine surface form: Fiat AS.1	piston engine
Fiat AS.5 engine surface form: Fiat AS.5	piston engine
2.5L VM Motori turbodiesel (in some markets) surface form: 2.5L VM Motori turbodiesel	diesel engine
Mercedes D.III	piston engine
Jumo 213A	piston engine
Bristol Perseus	piston engine
BMW IIIa inline engine surface form: BMW IIIa	piston engine