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Pontiac Grand Prix Hardtop Coupé Automatic

(1979 model)





units: metric UK US

Basic (general) data

Marque (make)PontiacIssued from1979
ModelGrand Prix Hardtop Coupé AutomaticIssued until
SerieGrand PrixNumber made
Model familyBody construction
Model codeBody designation
ManufacturerPontiacCountryUS

Bodywork

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

Dimensions & Weight

Length5116 mm / 201.4 in / 201.4 inTotal (curb) weight
Width1847 mm / 72.7 in / 72.7 inDry weight
Height1354 mm / 53.3 in / 53.3 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 clearance135 mm / 5.3 in / 5.3 inFuel capacity69 l / 15.2 UK gal / 18.2 US gal
Length/wheelbase ratio1.86  

Aerodynamics

Drag coefficientFrontal Area
Cx  

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 Ro 2GE carbEngine 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 power84.3 kW / 114.6 hp / 114.6 hp at 3800 rpm / 3800 rpm / 3800 rpm
AspirationnaturalMax. torque257.0 Nm / 189.6 lbft / 189.6 lbft at 2000 rpm / 2000 rpm / 2000 rpm
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output83.1 kW / 113.0 bhp / 113.0 bhp
CoolantwaterSpecific output29.8 kW/l / 0.664 bhp/cu in / 0.664 bhp/cu in
Catalytic converteryesSpecific torque67.79 Nm/l / 0.593 lbft/cu in / 0.593 lbft/cu in

Transmission

Transmission typeautomaticNumber of gears3
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio

Performance

Acceleration 0-50 mph (80 km/h)Top (maximal) speed
Acceleration 0-60 mph (96 km/h)Power-to-weight ratio
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)
0-Quarter-mile time Fuel consumption, Euro
0-Kilometer time CO2 emissions

Chassis

Engine locationfrontEngine alignmentlongitudinal
Steeringrecirculating ballSteering details
Turns lock-to-lock3.3Turning circle
Suspension frontSuspension rear
Wheels front6 x 14Wheels rear6 x 14
Tyres frontP195/75 R 14Tyres rearP195/75 R 14
Brakes frontventilated discBrakes reardrum
Brakes detailsBraked area
Brake diameter front267 mm / 10.5 in / 10.5 inBrake diameter rear

Technical specifications and performance data of Pontiac Grand Prix Hardtop Coupé Automatic

 
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