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Buick Riviera T Coupé

(1981 model)

Brief specs of 1981 Buick Riviera T Coupé

2-door 5-seater fixed-head coupé, petrol (gasoline) 6-cylinder 12-valve V engine, OHV (overhead valve, I-head), 3791 cm3 / 231.3 cu in / 231.3 cu in, 134.2 kW / 180.0 hp / 180.0 hp @ 4000 rpm / 4000 rpm / 4000 rpm, 364.0 N·m / 268.5 lb·ft / 268.5 lb·ft @ 2400 rpm / 2400 rpm / 2400 rpm, automatic 3-speed transmission, front wheel drive, 188 km/h / 117 mph / 117 mph top speed

units: metric UK US

Basic (general) data

Marque (make)BuickIssued from1981
ModelRiviera T CoupéIssued until
SerieRivieraNumber made
Model familyBody construction
Model codeBody designation
ManufacturerBuickCountryUS

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats5
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length5222 mm / 205.6 in / 205.6 inTotal (curb) weight1681 kg / 3706 lb / 3706 lb
Width2032 mm / 80.0 in / 80.0 inDry weight
Height1377 mm / 54.2 in / 54.2 inLoad capacity
Wheelbase2896 mm / 114.0 in / 114.0 inGross (max.) weight
Track front1506 mm / 59.3 in / 59.3 inTowing weight
Track rear1524 mm / 60.0 in / 60.0 inWeight distribution (front)
Ground clearance130 mm / 5.1 in / 5.1 inFuel capacity88 l / 19.4 UK gal / 23.2 US gal
Length/wheelbase ratio1.8  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.38 m2 / 25.6 sq ft / 25.6 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders6
Engine TypeV engine Total number of valves12
Engine ManufacturerGMValves per cylinder2
Engine constructioncast iron block & headBore96.5 mm / 3.80 in / 3.80 in
Fuelpetrol (gasoline)Stroke86.4 mm / 3.40 in / 3.40 in
Fuel detailsBore/Stroke ratio1.12
Fuel supply1 Rochester M4ME carburettorEngine displacement3791 cm3 / 231.3 cu in / 231.3 cu in
Engine Main bearings4Unitary capacity631.83 cm3/cylinder / 38.557 cu in/cylinder / 38.557 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio8.0 : 1
SumpMax. output power134.2 kW / 180.0 hp / 180.0 hp at 4000 rpm / 4000 rpm / 4000 rpm
AspirationturbochargedMax. torque364.0 N·m / 268.5 lb·ft / 268.5 lb·ft at 2400 rpm / 2400 rpm / 2400 rpm
Compressor typeMaximum rpm
IntercoolerMax. net output (power at the wheels)53.7 kW / 72.0 hp / 72.0 hp (est.)
CoolantwaterSpecific output35.4 kW/l / 0.778 bhp/cu in / 0.778 bhp/cu in
Catalytic converteryesSpecific torque96.0 N·m/l / 0.84 lb·ft/cu in / 0.84 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears3
Wheel drivefront wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio2.93

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed188 km/h / 117 mph / 117 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio107.1 kW/ton / 81.1 bhp/ton / 81.1 bhp/ton
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
Steeringrecirculating ball PASSteering details
Turns lock-to-lock3Turning circle
Suspension frontSuspension rear
Wheels front6 x 15Wheels rear6 x 15
Tyres frontP205/70 R 15Tyres rearP205/70 R 15
Brakes frontventilated discBrakes reardrum
Brake diameter front267 mm / 10.5 in / 10.5 inBrake diameter rear
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Buick Riviera T Coupé

Infobox

The Varying Drivers License Requirements Around the World

Minimum driving ages, the number of passengers young drivers can have with them at any time, the times of day that drivers under the age of 18 can drive…

These all vary depending on where young motorists are driving. They vary, even, across the United States.

For instance, in Maine, motorists under the age of 18 aren’t allowed to have any passengers with them as they drive for the first 180 days after they obtain their licenses. In Alabama, motorists under the age of 18 can have one passenger with them.

And that’s just one example of the differences in driving license requirements from one part of the country to the next. The differences are even more pronounced when comparing one country to another. Minimum driving ages vary widely across the world. While most states in the United States allow youngsters to earn their learner’s permits at the age of 15, many other countries require their residents to be much older before they get behind the wheel of a car.

(...)

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