Car Specs

1987 Buick Regal Grand National

Information

Buick

Quick Facts

Build Start: 1987

Available in other variants

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Specifications

General

Build Start: 1987
Model Variant: Regal

Dimensions

Wheelbase: 2746mm
Track/tread (rear): 1468mm
Width: 1819mm
Track/tread (front): 1486mm
Length: 5095mm
Height: 1384mm
Fuel Tank Capacity: 68.6litres

Body Details

Body Type: 4/5 seater fixed-head coupé

Engine Details

Crankshaft Bearings: 4
Intercooler: Y
Engine Position: front
Gearbox: 4 speed automatic
Final Drive Ratio: 3.42
Engine Manufacturer: GM
Capacity: 3.8 litre (3791cc)
Bore/stroke ratio: 1.12
Engine Construction: cast iron block & head
Compression Ratio: 8:1
Engine Coolant: Water
Aspiration: Turbo
Catalytic converter: Y
Engine Layout: longitudinal
Top Gear Ratio: 0.67
Engine Type: turbocharged petrol
Cylinders: V 6 in 90° vee
Bore × Stroke: 96.5 × 86.4mm

Performance

Drive Wheels: rear wheel drive

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Fuel Consump.

Fuel system: SMPFi

Chassis & Geomtry

Rear suspension: LA.CS.TorqueA.
Length:Wheelbase Ratio: 1.86
Front Suspension: I.W.CS.ARB.

Brakes

bmep (brake mean effective pressure): 1594.4kPa
Brakes F/R: VeDi/Dr-S

Wheels & Tyres

Tyres Rear: 215/85 R 15
Tyres Front: 215/85 R 15

Aerodynamics

Drag coefficient: 0.41

Other

Unitary Capacity: 631.83cc
maximum power output(SAEnet): 248 PS (245 bhp) (183 kW)at 4400 rpm
maximum torque(SAEnet): 481 Nm (355 ft·lb) (49 kgm)at 2000 rpm
Number of doors: 2
RAC rating: 34.6
Valve Gear: overhead valve (OHV), 2 valves per cylinder, 12 valves in total
Specific output(SAEnet): 64.6 bhp/litre1.06 bhp/cu in
Specific torque(SAEnet): 126.88 Nm/litre, 1.53 ft·lb/cu3

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