Vehicleref
Vehicles
Makes
Types
Years
Countries
Map
Makes
Race Tracks
Game Studios
TV Networks
Showcase
Race Tracks
TV Shows
Games
YouTube
People
Founders
Collectors
Enthusiasts
Image coming soon
Vehicles
›
Make
›
Cadillac
›
Model
›
DeVille
1978 Cadillac DeVille de Ville
United States
Gasoline
RWD
Coupe
Updated Aug 24, 2026
Image coming soon
Specifications
Vehicle Details
Powertrain
Dimensions
Engine & Performance
Dimensions & Weight
Exterior
Interior
Other
Vehicle Details
Year
1978
Make
Cadillac
Model
DeVille
Variant
de Ville
Body Style
Coupe
Generation
7th Generation
Seats
5
Doors
2
Fuel
Gasoline
Drivetrain
RWD
Transmission
Automatic, 3-speed
Powertrain
Engine Name
de Ville 7.0 V8 Hydra-Matic
Engine Configuration
V
Power (hp)
198 hp
Power (kW)
146 kW
Torque
434 Nm (320 lb-ft)
Displacement
6,966 cc
Dimensions
Length
5,618 mm
(221.2 in)
Width
1,941 mm
(76.4 in)
Height
1,453 mm
(57.2 in)
Wheelbase
3,086 mm
(121.5 in)
Curb weight
1,980 kg
(4,365 lb)
Engine & Performance
Engine
Engine Specification
Rev. at Max Power
3,800 rpm
Rev. at Max Torque
2,400 rpm
Engine Configuration
Bore
103.68 mm
(4.1 in)
Stroke
103.12 mm
(4.1 in)
Compression Ratio
8.2 :1
Engine Configuration
V-Engine
Naturally Aspirated
Yes
Type of Combustion Engine
Piston
Fuel System
Carburator
Engine Block
Cast Iron
Engine Heads
Cast Iron
Transmission & Drivetrain
Transmission
Automatic, 3-speed
Fuel
General
Tank Volume
91 litres
Dimensions & Weight
Exterior
Track, Front
1,567 mm
(61.7 in)
Track, Rear
1,542 mm
(60.7 in)
Turning Circle
12.4 m
Weight
Max Roof Load
75 kg
(165 lb)
Exterior
Chassis & Body
Chassis
Chassis
Coupé
Platform
General Motors Platforms
C Platform (RWD)
Equipment
Other Equipment
Normal Roof
Yes
Interior
Equipment
Instrument Cluster
Odometer Limit
100,000 km/miles
Trunk
Rear Trunk
Yes
Rear Trunk
Volume
555 litres
Other
Car Classification
American Classification
Full-Size Luxury Car
British Classification
Luxury Car
Australian Classification
Upper Large Car
European Segment
F-Segment
Car.info Classification
Luxury Car
DeVille
Model
8 variants
€67,000
MSRP · EUR
8.9
Body
Coupe
Variant
DeVille de Ville
1959–1993
DeVille de Ville Coupe Generations
12 of 15
Image coming soon
7th Generation
1977–1979
Year
1978
Powertrain
de Ville 7.0 V8 Hydra-Matic
Horsepower
198 hp
Drivetrain
RWD
Fuel
Transmission
Automatic, 3-speed
Gasoline
CoupeCoupe
RWD
Automatic, 3-speed
Gasoline