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Buick
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Riviera
1973 Buick Riviera
United States
Gasoline
2WD
Coupe
Updated Aug 24, 2026
Image coming soon
Specifications
Vehicle Details
Powertrain
Dimensions
Engine & Performance
Dimensions & Weight
Exterior
Interior
Other
Vehicle Details
Year
1973
Make
Buick
Model
Riviera
Body Style
Coupe
Generation
3rd Generation 2nd Facelift
Seats
4
Doors
2
Fuel
Gasoline
Drivetrain
2WD
Transmission
Automatic, 3-speed
Powertrain
Engine Name
7.5 V8 Automatic
Engine Configuration
V
Power (hp)
254 hp
Power (kW)
187 kW
Torque
509 Nm (375 lb-ft)
Top speed
179 km/h
(111 mph)
Displacement
7,468 cc
Dimensions
Length
5,545 mm
(218.3 in)
Width
2,032 mm
(80.0 in)
Height
1,372 mm
(54.0 in)
Wheelbase
3,096 mm
(121.9 in)
Curb weight
2,042 kg
(4,502 lb)
Engine & Performance
Engine
Engine Specification
Rev. at Max Power
4,000 rpm
Rev. at Max Torque
2,800 rpm
Engine Fluids
Synthetic Oil (viscosity)
5W-30
10W-30
Semi-synthetic Oil (viscosity)
5W-30
10W-30
Engine Oil, Volume
3.8 litres
Engine Configuration
Bore
109.5 mm
(4.3 in)
Stroke
99 mm
(3.9 in)
Compression Ratio
8.5 :1
Engine Configuration
V-Engine
Naturally Aspirated
Yes
Type of Combustion Engine
Piston
Transmission & Drivetrain
Transmission
Automatic, 3-speed
Fuel
General
Tank Volume
95 litres
Dimensions & Weight
Exterior
Track, Front
1,615 mm
(63.6 in)
Track, Rear
1,626 mm
(64.0 in)
Ground Clearance
140 mm
(5.5 in)
Interior
Head Room, Front
958 mm
(37.7 in)
Exterior
Chassis & Body
Chassis
Chassis
Coupé
Platform
General Motors Platforms
E Platform
Equipment
Other Equipment
Normal Roof
Yes
Interior
Equipment
Instrument Cluster
Odometer Limit
100,000 km/miles
Trunk
Rear Trunk
Yes
Rear Trunk
Volume
351 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
Buick
1,066 vehicles
Head Room, Rear
940 mm
(37.0 in)
Leg Room, Front
1,085 mm
(42.7 in)
Leg Room, Rear
904 mm
(35.6 in)
Shoulder Room, Front
1,633 mm
(64.3 in)
Shoulder Room, Rear
1,506 mm
(59.3 in)
Weight
Max Roof Load
75 kg
(165 lb)
Riviera
Model
5 variants
€67,000
MSRP · EUR
8.9
Body
Coupe
Variant
Riviera Standard
1963–1999
Riviera Coupe Generations
7 of 15
Image coming soon
3rd Generation 2nd Facelift
1973
Year
1973
Powertrain
7.5 V8 Automatic
Horsepower
254 hp
Drivetrain
2WD
Fuel
Transmission
Automatic, 3-speed
Gasoline
Coupe
2WD
Automatic, 3-speed
Gasoline
