Car Specs

1971 Pontiac Grand Prix SJ

Information

Pontiac

Quick Facts

Build Start: 1971

Available in other variants

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Specifications

General

Build Start: 1971
Model Variant: Grand

Dimensions

Wheelbase: 2997mm
Track/tread (rear): 1524mm
Width: 1941mm
Track/tread (front): 1575mm
Length: 5408mm
Height: 1321mm
Fuel Tank Capacity: 89litres

Body Details

Body Type: 4/5 seater fixed-head coupé

Engine Details

Engine Type: naturally aspirated petrol
Cylinders: V 8 in 90° vee
Bore × Stroke: 105.41 × 106.93mm
Compression Ratio: 8.2:1
Catalytic converter: N
Engine Layout: longitudinal
Gearbox: 3 speed manual
Final Drive Ratio: 3.07
Engine Manufacturer: GM
Capacity: 7.5 litre (7465cc)
Bore/stroke ratio: 0.99
Sump: wet sumped
Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Top Gear Ratio: 1

Performance

Drive Wheels: rear wheel drive

Fuel Consump.

Fuel system: 1 carburettor

Chassis & Geomtry

Turns Lock-to-Lock: 2.900
Length:Wheelbase Ratio: 1.8

Brakes

bmep (brake mean effective pressure): 1038.6kPa
Brakes F/R: VeDi/Dr-S

Wheels & Tyres

Wheel Size Rear: 14x7
Tyres Rear: G78-14
Wheel Size Front: 14x7
Tyres Front: G78-14

Other

Valve Gear: overhead valve (OHV), 2 valves per cylinder, 16 valves in total
Specific output(Gross): 43.5 bhp/litre0.71 bhp/cu in
Specific torque(Gross): 82.65 Nm/litre, 1 ft·lb/cu3
Unitary Capacity: 933.13cc
maximum power output(Gross): 330 PS (325 bhp) (242 kW)at 4400 rpm
maximum torque(Gross): 617 Nm (455 ft·lb) (62.9 kgm)at 3200 rpm
Number of doors: 2
RAC rating: 55.1

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