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Buick Regal Coupé

(1978 model)

Brief specs of 1978 Buick Regal Coupé

2-door 5-seater fixed-head coupé, petrol (gasoline) 8-cylinder 16-valve V engine, OHV (overhead valve, I-head), 5001 cm3 / 305.2 cu in / 305.2 cu in, 119.3 kW / 160.0 hp / 160.0 hp @ 4000 rpm / 4000 rpm / 4000 rpm, 319.0 N·m / 235.3 lb·ft / 235.3 lb·ft @ 2400 rpm / 2400 rpm / 2400 rpm, automatic 3-speed transmission, rear wheel drive

units: metric UK US

Basic (general) data

Marque (make)BuickIssued from1978
ModelRegal CoupéIssued until
SerieRegalNumber 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

Length5080 mm / 200.0 in / 200.0 inTotal (curb) weight1544 kg / 3404 lb / 3404 lb
Width1834 mm / 72.2 in / 72.2 inDry weight
Height1356 mm / 53.4 in / 53.4 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 clearanceFuel capacity69 l / 15.1 UK gal / 18.1 US gal
Length/wheelbase ratio1.85  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)2.11 m2 / 22.8 sq ft / 22.8 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 ManufacturerGMValves per cylinder2
Engine constructionBore94.9 mm / 3.74 in / 3.74 in
Fuelpetrol (gasoline)Stroke88.4 mm / 3.48 in / 3.48 in
Fuel detailsBore/Stroke ratio1.07
Fuel supply1 Ro carbEngine displacement5001 cm3 / 305.2 cu in / 305.2 cu in
Engine Main bearings5Unitary capacity625.13 cm3/cylinder / 38.148 cu in/cylinder / 38.148 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio8.5 : 1
SumpMax. output power119.3 kW / 160.0 hp / 160.0 hp at 4000 rpm / 4000 rpm / 4000 rpm
AspirationnaturalMax. torque319.0 N·m / 235.3 lb·ft / 235.3 lb·ft at 2400 rpm / 2400 rpm / 2400 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)47.7 kW / 64.0 hp / 64.0 hp (est.)
CoolantwaterSpecific output23.9 kW/l / 0.524 bhp/cu in / 0.524 bhp/cu in
Catalytic converterSpecific torque63.8 N·m/l / 0.56 lb·ft/cu in / 0.56 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears3
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio2.29

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (97 km/h)Power-to-weight ratio103.6 kW/ton / 78.5 bhp/ton / 78.5 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 time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
Steeringrecirculating ball PASSteering details
Turns lock-to-lockTurning circle
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springsSuspension rearLive axle, Coil springs
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontdiscBrakes reardrum
Brake diameter frontBrake diameter rear
Brakes detailsBraked area

Technical specifications and performance data of Buick Regal Coupé

Infobox

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