Car Specs

1981 Buick Regal Limited V8

Information

Buick

Quick Facts

Chassis Code: 4A

Build Start: 1981

Available in other variants

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Specifications

General

Build Start: 1981
Model Variant: 4A
Chassis Code: 4A

Dimensions

Width: 1819mm
Wheelbase: 2746mm
Track/tread (rear): 1468mm
Length: 5095mm
Height: 1374mm
Fuel Tank Capacity: 68.6litres
Track/tread (front): 1486mm

Body Details

Body Type: 4/5 seater fixed-head coupé

Engine Details

Engine Type: naturally aspirated petrol
Engine Code: LS5
Capacity: 4.3 litre (4343cc)
Bore/stroke ratio: 1.25
Sump: wet sumped
Crankshaft Bearings: 5
Catalytic converter: Y
Engine Layout: longitudinal
Top Gear Ratio: 1
Engine Manufacturer: Pontiac
Cylinders: V 8 in 90° vee
Bore × Stroke: 95.25 × 76.2mm
Compression Ratio: 8:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: front
Gearbox: 3 speed automatic
Final Drive Ratio: 2.29

Performance

Drive Wheels: rear wheel drive

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Fuel Consump.

Fuel system: 1 Rochester carburettor

Chassis & Geomtry

Length:Wheelbase Ratio: 1.86
Turns Lock-to-Lock: 3.640

Brakes

Front Brake Diameter: 227mm
bmep (brake mean effective pressure): 795.7kPa
Brakes F/R: VeDi/Dr-S

Wheels & Tyres

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

Other

maximum power output(SAE net): 121 PS (119 bhp) (89 kW)at 3800 rpm
Specific output(SAE net): 20.4 kW/litre27.8 ps/litre, 27.4 bhp/litre0.45 bhp/cu in
Unitary Capacity: 542.88cc
Model code: M47
RAC rating: 45.0
Valve Gear: overhead valve (OHV), 2 valves per cylinder, 16 valves in total
maximum torque(SAE net): 275 Nm (203 ft·lb) (28 kgm)at 1600 rpm
Specific torque(SAE net): 63.32 Nm/litre, 0.77 ft·lb/cu3
Number of doors: 2

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