Car Specs

1981 Buick Regal Limited V6

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

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

Body Details

Body Type: 4/5 seater fixed-head coupé

Engine Details

Top Gear Ratio: 1
Engine Type: naturally aspirated petrol
Engine Code: LD5
Capacity: 3.8 litre (3791cc)
Bore/stroke ratio: 1.12
Sump: wet sumped
Crankshaft Bearings: 4
Catalytic converter: Y
Engine Layout: longitudinal
Gearbox: 3 speed automatic
Final Drive Ratio: 3.08
Engine Manufacturer: GM
Cylinders: V 6 in 90° vee
Bore × Stroke: 96.5 × 86.4mm
Compression Ratio: 8:1
Engine Coolant: Water
Aspiration: Normal
Engine Position: front

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
Brakes F/R: VeDi/Dr-S
bmep (brake mean effective pressure): 851.9kPa

Wheels & Tyres

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

Other

Model code: M47
maximum power output(SAE net): 112 PS (110 bhp) (82 kW)at 3800 rpm
Specific output(SAE net): 21.6 kW/litre29.4 ps/litre, 29 bhp/litre0.48 bhp/cu in
Unitary Capacity: 631.83cc
Number of doors: 2
RAC rating: 34.6
Valve Gear: overhead valve (OHV), 2 valves per cylinder, 12 valves in total
maximum torque(SAE net): 257 Nm (190 ft·lb) (26.2 kgm)at 1600 rpm
Specific torque(SAE net): 67.79 Nm/litre, 0.82 ft·lb/cu3

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