Car Specs

1978 Buick Century Custom

Information

Buick

Quick Facts

Chassis Code: 4A

Build Start: 1978

Available in other variants

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Specifications

General

Build Start: 1978
Model Variant: 4A
Chassis Code: 4A

Dimensions

Wheelbase: 2746mm
Track/tread (rear): 1468mm
Width: 1834mm
Track/tread (front): 1486mm
Length: 4968mm
Height: 1377mm
Fuel Tank Capacity: 68.5litres

Body Details

Body Type: 4/5 seater sedan/saloon

Engine Details

Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Top Gear Ratio: 1
Engine Type: naturally aspirated petrol
Engine Code: LG3
Capacity: 5 litre (5001cc)
Bore/stroke ratio: 1.07
Specific output(Net): 21.6 kW/litre29.4 ps/litre, 29 bhp/litre0.48 bhp/cu in
Engine Construction: cast iron block & head
Compression Ratio: 8.5:1
Crankshaft Bearings: 5
Catalytic converter: Y
Engine Layout: longitudinal
Gearbox: 3 speed automatic
Final Drive Ratio: 2.29
Engine Manufacturer: GM
Cylinders: V 8 in 90° vee
Bore × Stroke: 94.89 × 88.39mm
Specific torque(Net): 66.59 Nm/litre, 0.8 ft·lb/cu3
Sump: wet sumped

Performance

Drive Wheels: rear wheel drive
maximum power output(Net): 147 PS (145 bhp) (108 kW)at 3800 rpm
maximum torque(Net): 333 Nm (246 ft·lb) (34 kgm)at 2400 rpm

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Fuel Consump.

Fuel system: 1 Rochester carburettor

Chassis & Geomtry

Length:Wheelbase Ratio: 1.81

Brakes

bmep (brake mean effective pressure): 836.8kPa
Front Brake Diameter: 279mm
Brakes F/R: VeDi/Dr

Wheels & Tyres

Wheel Size Rear: 14x6
Tyres Rear: P185/75 R 14
Wheel Size Front: 14x6
Tyres Front: P185/75 R 14

Other

Model code: H09
Unitary Capacity: 625.13cc
Number of doors: 4
RAC rating: 44.7
Valve Gear: overhead valve (OHV), 2 valves per cylinder, 16 valves in total

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