1987 Buick Regal GNX

The Regal GNX is a rear wheel drive coupé road car with a front placed engine, from Buick. The Buick Regal GNX's engine is a turbocharged petrol, 3.8 litre, overhead valve 90 degree V 6 cylinder with 2 valves per cylinder. It has an output of 276 bhp (280 PS/206 kW) of power at 4400 rpm, and maximum torque of 488 N·m (360 lb·ft/49.8 kgm) at 3000 rpm. Power is transmitted to the wheels via a 4 speed automatic gearbox. Its claimed weight at the kerb is 1576 kg. Maximum speed quoted is 200 km/h or 124 mph.

Pictures

Buick Regal GNX -
Buick Regal GNX
Image courtesy of ASC

Key facts

1987 Buick Regal GNX information summary

What body style?
2 door fixed-head coupé with 4/5 seats
How long?
5095 mm
How heavy?
1576 kg
What size engine?
3.8 litre, 3791 cm3
How many cylinders?
6, V
How much power?
280 PS / 276 bhp / 206 kW @ 4400 rpm
How much torque?
488 Nm / 360 ft.lb / 49.8 kgm @ 3000 rpm
How quick?
0-60 mph: 5.3 s
How fast?
200 km/h, 124 mph

Buick Regal models

2 door fixed-head coupé FR 4A 3791 cm3 248 PS 245 bhp 183 kW
2 door fixed-head coupé FR 4A 3791 cm3 203 PS 200 bhp 149 kW 1519 kg
2 door fixed-head coupé FR 3A 5001 cm3 162 PS 160 bhp 119 kW 1544 kg

Similar models

2 door fixed-head coupé FR 6M 4988 cm3 300 PS 295.5 bhp 220 kW 1792 kg
2 door fixed-head coupé FR 4A 4988 cm3 300 PS 295.5 bhp 220 kW
Mercedes-Benz 560 SEC -
2 door fixed-head coupé FR 4A 5547 cm3 300 PS 295.5 bhp 220 kW 1750 kg
1987 Buick Regal GNX data
bodywork
Body type4/5 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2746 mm 108.1 inches
Track/tread (front) 1509 mm 59.4 inches
Track/tread (rear) 1506 mm 59.3 inches
Length 5095 mm 200.6 inches
Width 1918 mm 75.5 inches
Height 1387 mm 54.6 inches
Ground clearance 145 mm 5.7 inches
length:wheelbase ratio 1.86
Kerb weight 1576 kg 3474 lb
Weight distribution
fuel tank capacity 68.6 litres 15.1 UK Gal 18.1 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type turbocharged petrol
Engine manufacturer GM
Engine code
Cylinders V 6 in 90° vee
Capacity 3.8 litre
3791 cc
(231.341 cu in)
Bore × Stroke 96.5 × 86.4 mm
3.8 × 3.4 in
Bore/stroke ratio 1.12
Valve gear overhead valve (OHV)
2 valves per cylinder
12 valves in total
maximum power output
(SAEnet)
280 PS (276 bhp) (206 kW)
at 4400 rpm
Specific output
(SAEnet)
72.8 bhp/litre
1.19 bhp/cu in
maximum torque
(SAEnet)
488 Nm (360 ft·lb) (49.8 kgm)
at 3000 rpm
Specific torque
(SAEnet)
128.73 Nm/litre
1.56 ft·lb/cu3
Engine construction cast iron block & head
sump wet sumped
compression ratio 8:1
Fuel system SMPFi
bmep (brake mean effective pressure) 1617.6 kPa (234.6 psi)
Maximum RPM
crankshaft bearings 4
Engine coolant Water
Unitary capacity 631.83 cc
Aspiration Turbo
Compressor
Intercooler Y
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph 5.3 s
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile 13.5 s
@ 102 mph
Standing kilometre
Maximum speed 200 km/h (124 mph)
Power-to-weight ratio 177.56 PS/tonne (1000 kg)
130.59 kW/tonne (1000 kg)
175.13 bhp/tonne (1000 kg)
0.08 bhp/lb
Weight-to-power ratio 7.66 kg/kW
12.79 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock 2.800
Turning circle
Front suspension I.W.CS.ARB.
Rear suspension LA.CS.TorqueA.
Wheel size front 9.0 x 16
Wheel size rear 9.0 x 16
Tyres front 245/50 VR 16
Tyres rear 255/50 VR 16
Brakes F/R VeDi/Dr-S
Front brake diameter 267 mm
Rear brake diameter 241 mm
Braked area
Gearbox 4 speed automatic
Top gear ratio 0.67
Final drive ratio 3.42
general
Carfolio.com ID100661
Production total 547
Model code
Model family
RAC rating 34.6
Insurance classification No information available
Tax band No information available
1987 Buick Regal GNX added 2002-10-28.
Last modified 2013-02-28.