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Buick Century Special Coupé

(1979 model)

Brief specs of 1979 Buick Century Special Coupé

2-door 5-seater fixed-head coupé, petrol (gasoline) 6-cylinder 12-valve V engine, OHV (overhead valve, I-head), 3785 cm3 / 231.0 cu in / 231.0 cu in, 85.8 kW / 115.1 hp / 115.1 hp @ 3800 rpm / 3800 rpm / 3800 rpm, 257.0 N·m / 189.6 lb·ft / 189.6 lb·ft @ 2000 rpm / 2000 rpm / 2000 rpm, automatic 3-speed transmission, rear wheel drive, 150 km/h / 93 mph / 93 mph top speed

units: metric UK US

Basic (general) data

Marque (make)BuickIssued from1979
ModelCentury Special CoupéIssued until
SerieCenturyNumber 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

Length4978 mm / 196.0 in / 196.0 inTotal (curb) weight1420 kg / 3131 lb / 3131 lb
Width1834 mm / 72.2 in / 72.2 inDry weight
Height1374 mm / 54.1 in / 54.1 inLoad capacity
Wheelbase2746 mm / 108.1 in / 108.1 inGross (max.) weight
Track front1486 mm / 58.5 in / 58.5 inTowing weight
Track rear1468 mm / 57.8 in / 57.8 inWeight distribution (front)
Ground clearance154 mm / 6.1 in / 6.1 inFuel capacity68 l / 15.0 UK gal / 18.0 US gal
Length/wheelbase ratio1.81  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.14 m2 / 23.1 sq ft / 23.1 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 constructionBore96.5 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 Ro carbEngine displacement3785 cm3 / 231.0 cu in / 231.0 cu in
Engine Main bearings4Unitary capacity630.83 cm3/cylinder / 38.496 cu in/cylinder / 38.496 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio8.0 : 1
SumpMax. output power85.8 kW / 115.1 hp / 115.1 hp at 3800 rpm / 3800 rpm / 3800 rpm
AspirationnaturalMax. torque257.0 N·m / 189.6 lb·ft / 189.6 lb·ft at 2000 rpm / 2000 rpm / 2000 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)34.3 kW / 46.0 hp / 46.0 hp (est.)
CoolantwaterSpecific output22.7 kW/l / 0.498 bhp/cu in / 0.498 bhp/cu in
Catalytic converteryesSpecific torque67.9 N·m/l / 0.59 lb·ft/cu in / 0.59 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears3
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio2.73

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed150 km/h / 93 mph / 93 mph
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio81.0 kW/ton / 61.4 bhp/ton / 61.4 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 ballSteering details
Turns lock-to-lock6.14Turning circle12.9 m / 42.3 ft / 42.3 ft
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearRadius arms, Radius arms, Trailing arm, Coil springs
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontventilated discBrakes reardrum
Brake diameter frontBrake diameter rear
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Buick Century Special Coupé

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