Car Specs

1979 Pontiac Grand Prix Hardtop Coupé Automatic

Information

Pontiac

Quick Facts

Build Start: 1979

Available in other variants

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Specifications

General

Build Start: 1979
Model Variant: Grand

Dimensions

Fuel Tank Capacity: 69litres
Wheelbase: 2746mm
Track/tread (rear): 1468mm
Width: 1847mm
Ground clearance: 135mm
Track/tread (front): 1486mm
Length: 5116mm
Height: 1354mm

Body Details

Body Type: 4/5 seater fixed-head coupé

Engine Details

Engine Manufacturer: GM
Capacity: 3.8 litre (3791cc)
Bore/stroke ratio: 1.12
Specific output(DIN): 22.2 kW/litre30.2 ps/litre, 29.8 bhp/litre0.49 bhp/cu in
Engine Construction: cast iron block & head
Compression Ratio: 8:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Gearbox: 3 speed automatic
Engine Type: naturally aspirated petrol
Cylinders: V 6 in 90° vee
Bore × Stroke: 96.5 × 86.4mm
Specific torque(DIN): 67.79 Nm/litre, 0.82 ft·lb/cu3
Sump: wet sumped
Crankshaft Bearings: 4
Catalytic converter: Y
Engine Layout: longitudinal
Top Gear Ratio: 1

Performance

maximum power output(DIN): 115 PS (113 bhp) (84 kW)at 3800 rpm
Drive Wheels: rear wheel drive
maximum torque(DIN): 257 Nm (190 ft·lb) (26.2 kgm)at 2000 rpm

Fuel Consump.

Fuel system: 1 Ro 2GE carb

Chassis & Geomtry

Turns Lock-to-Lock: 3.300
Length:Wheelbase Ratio: 1.86

Brakes

bmep (brake mean effective pressure): 851.9kPa
Brakes F/R: VeDi/Dr
Front Brake Diameter: 267mm

Wheels & Tyres

Wheel Size Front: 14x6
Tyres Front: P195/75 R 14
Wheel Size Rear: 14x6
Tyres Rear: P195/75 R 14

Other

RAC rating: 34.6
Valve Gear: overhead valve (OHV), 2 valves per cylinder, 12 valves in total
Unitary Capacity: 631.83cc
Number of doors: 2

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