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Buick Regal Grand National

(1983 model)

Brief specs of 1983 Buick Regal Grand National

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, 149.1 kW / 199.9 hp / 199.9 hp @ 4000 rpm / 4000 rpm / 4000 rpm, 406.0 N·m / 299.4 lb·ft / 299.4 lb·ft @ 2400 rpm / 2400 rpm / 2400 rpm, automatic 4-speed transmission, rear wheel drive, 190 km/h / 118 mph / 118 mph top speed

units: metric UK US

Basic (general) data

Marque (make)BuickIssued from1983
ModelRegal Grand NationalIssued 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

Length5095 mm / 200.6 in / 200.6 inTotal (curb) weight1519 kg / 3349 lb / 3349 lb
Width1819 mm / 71.6 in / 71.6 inDry weight
Height1387 mm / 54.6 in / 54.6 inLoad capacity
Wheelbase2746 mm / 108.1 in / 108.1 inGross (max.) weight
Track front1486 mm / 58.5 in / 58.5 inTowing weight
Track rear1466 mm / 57.7 in / 57.7 inWeight distribution (front)
Ground clearance145 mm / 5.7 in / 5.7 inFuel capacity69 l / 15.1 UK gal / 18.1 US gal
Length/wheelbase ratio1.86  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)0.41Frontal area (A)2.14 m2 / 23.1 sq ft / 23.1 sq ft (est.)
Aerodynamic coefficient (Cd×A)0.88 m2 / 9.5 sq ft / 9.5 sq ft (est.)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)21.9 kW / 29.3 hp / 29.3 hp (est.)

Engine

Engine CodeTotal number of cylinders6
Engine TypeV engine (90.0° vee)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 supplySMPFiEngine 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 power149.1 kW / 199.9 hp / 199.9 hp at 4000 rpm / 4000 rpm / 4000 rpm
AspirationturbochargedMax. torque406.0 N·m / 299.4 lb·ft / 299.4 lb·ft at 2400 rpm / 2400 rpm / 2400 rpm
Compressor typeMaximum rpm
IntercoolernoMax. net output (power at the wheels)81.6 kW / 109.4 hp / 109.4 hp (est.)
CoolantwaterSpecific output39.3 kW/l / 0.864 bhp/cu in / 0.864 bhp/cu in
Catalytic converteryesSpecific torque107.1 N·m/l / 0.94 lb·ft/cu in / 0.94 lb·ft/cu in

Transmission

Transmission typeautomaticNumber of gears4
Wheel driverear wheel driveTop gear (drive) ratio0.67
  Final gear (drive) ratio3.42

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed190 km/h / 118 mph / 118 mph
Acceleration 0-60 mph (97 km/h)7.50 s / 7.50 s / 7.50 sPower-to-weight ratio131.7 kW/ton / 99.8 bhp/ton / 99.8 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
Steeringrecirculating ball VPASSteering details
Turns lock-to-lockTurning circle12.6 m / 41.3 ft / 41.3 ft
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearLive axle, Coil springs,TorqueA
Wheels front6.0 x 15Wheels rear6.0 x 15
Tyres frontP215/65 R 15Tyres rearP215/65 R 15
Brakes frontventilated discBrakes reardrum
Brake diameter front267 mm / 10.5 in / 10.5 inBrake diameter rear267 mm / 10.5 in / 10.5 in
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Buick Regal Grand National

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