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Buick Riviera

(1971 model)

Brief specs of 1971 Buick Riviera

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 8-cylinder 16-valve V engine, OHV (overhead valve, I-head), 7458 cm3 / 455.1 cu in / 455.1 cu in, 246.1 kW / 330.0 hp / 330.0 hp @ 4600 rpm / 4600 rpm / 4600 rpm, 617.0 N·m / 455.1 lb·ft / 455.1 lb·ft @ 2800 rpm / 2800 rpm / 2800 rpm, rear wheel drive, 201 km/h / 125 mph / 125 mph top speed

units: metric UK US

Basic (general) data

Marque (make)BuickIssued from1971
ModelRivieraIssued until
SerieRivieraNumber made
Model familyBody construction
Model codeBody designation
ManufacturerBuickCountryUS

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length5525 mm / 217.5 in / 217.5 inTotal (curb) weight2009 kg / 4429 lb / 4429 lb
Width2019 mm / 79.5 in / 79.5 inDry weight
Height1365 mm / 53.7 in / 53.7 inLoad capacity
Wheelbase3100 mm / 122.0 in / 122.0 inGross (max.) weight
Track front1626 mm / 64.0 in / 64.0 inTowing weight
Track rear1626 mm / 64.0 in / 64.0 inWeight distribution (front)
Ground clearance152 mm / 6.0 in / 6.0 inFuel capacity80 l / 17.5 UK gal / 21.0 US gal
Length/wheelbase ratio1.78  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.34 m2 / 25.2 sq ft / 25.2 sq ft (est.)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders8
Engine TypeV engine Total number of valves16
Engine ManufacturerBuickValves per cylinder2
Engine constructionBore109.5 mm / 4.31 in / 4.31 in
Fuelpetrol (gasoline)Stroke99.0 mm / 3.90 in / 3.90 in
Fuel detailsBore/Stroke ratio1.11
Fuel supplyEngine displacement7458 cm3 / 455.1 cu in / 455.1 cu in
Engine Main bearings5Unitary capacity932.25 cm3/cylinder / 56.889 cu in/cylinder / 56.889 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio
SumpMax. output power246.1 kW / 330.0 hp / 330.0 hp at 4600 rpm / 4600 rpm / 4600 rpm
AspirationnaturalMax. torque617.0 N·m / 455.1 lb·ft / 455.1 lb·ft at 2800 rpm / 2800 rpm / 2800 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)77.7 kW / 104.1 hp / 104.1 hp (est.)
CoolantwaterSpecific output33.0 kW/l / 0.725 bhp/cu in / 0.725 bhp/cu in
Catalytic converternoSpecific torque82.7 N·m/l / 0.72 lb·ft/cu in / 0.72 lb·ft/cu in

Transmission

Transmission typeNumber of gears
Wheel driverear wheel driveTop gear (drive) ratio
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed201 km/h / 125 mph / 125 mph
Acceleration 0-60 mph (97 km/h)9.10 s / 9.10 s / 9.10 sPower-to-weight ratio164.3 kW/ton / 124.5 bhp/ton / 124.5 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 time15.90 s / 15.90 s / 15.90 s (top 88 km/h / 55 mph / 55 mph)Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle13.2 m / 43.3 ft / 43.3 ft
Suspension frontIndependent, Upper & lower wishbones, Coil springsSuspension rearLive axle,4 Links, Coil springs
Wheels frontWheels rear
Tyres frontH78 x 15Tyres rearH78 x 15
Brakes frontdiscBrakes reardrum
Brake diameter frontBrake diameter rear
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Buick Riviera

Infobox

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