Buick Regal Grand National, 1986 MY 4G K47

This car has a 2 door coupé type body with a front located engine powering the rear wheels. The Regal Grand National forms part of Buick's 4G range of cars. It is powered by a turbocharged engine of 3.8 litre capacity. This unit features overhead valve valve gear, a 90 degree V 6 cylinder layout, and 2 valves per cylinder. It produces 235 bhp (238 PS/175 kW) of power at 4400 rpm, and maximum torque of 448 N·m (330 lb·ft/45.7 kgm) at 2800 rpm. The engine drives the wheels through a 4 speed automatic gearbox. It weighs a claimed 1490 kg at the kerb.

Pictures

Key facts

Buick Regal Grand National, 1986 MY 4G K47 information summary

What body style?
2 door fixed-head coupé with 4/5 seats
How long?
5095 mm
How heavy?
1490 kg
What size engine?
3.8 litre, 3791 cm3
How many cylinders?
6, V
How much power?
238 PS / 235 bhp / 175 kW @ 4400 rpm
How much torque?
448 Nm / 330 ft.lb / 45.7 kgm @ 2800 rpm

Buick Regal models

Buick Regal GNX -
2 door fixed-head coupé FR 4A 3791 cm3 280 PS 276 bhp 206 kW 1576 kg
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 5M 5001 cm3 218 PS 215 bhp 160 kW
2 door fixed-head coupé FR 4A 5733 cm3 228 PS 225 bhp 168 kW 1525 kg
2 door fixed-head coupé FR 5M 5001 cm3 218 PS 215 bhp 160 kW
2 door fixed-head coupé FR 3A 4942 cm3 228 PS 225 bhp 168 kW 1700 kg
2 door fixed-head coupé FR 4A 4973 cm3 245 PS 242 bhp 180 kW 1610 kg
2 door fixed-head coupé FR 4A 4973 cm3 231 PS 228 bhp 170 kW 1610 kg
Pontiac Banshee -
fixed-head coupé FR 4042 cm3 233 PS 230 bhp 172 kW
1986 Buick Regal Grand National 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) 1486 mm 58.5 inches
Track/tread (rear) 1466 mm 57.7 inches
Length 5095 mm 200.6 inches
Width 1819 mm 71.6 inches
Height 1387 mm 54.6 inches
Ground clearance
length:wheelbase ratio 1.86
Kerb weight 1490 kg 3285 lb
Weight distribution
fuel tank capacity 68.6 litres 15.1 UK Gal 18.1 US Gal
aerodynamics
Drag coefficient 0.41
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)
238 PS (235 bhp) (175 kW)
at 4400 rpm
Specific output
(SAEnet)
62 bhp/litre
1.02 bhp/cu in
maximum torque
(SAEnet)
448 Nm (330 ft·lb) (45.7 kgm)
at 2800 rpm
Specific torque
(SAEnet)
118.17 Nm/litre
1.43 ft·lb/cu3
Engine construction cast iron block & head
sump
compression ratio 8:1
Fuel system SMPFi
bmep (brake mean effective pressure) 1485 kPa (215.4 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
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio 159.91 PS/tonne (1000 kg)
117.61 kW/tonne (1000 kg)
157.72 bhp/tonne (1000 kg)
0.07 bhp/lb
Weight-to-power ratio 8.5 kg/kW
14.2 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
Turning circle
Front suspension I.W.CS.ARB.
Rear suspension LA.CS.TorqueA.
Wheel size front
Wheel size rear
Tyres front P215/65 R 15
Tyres rear P215/65 R 15
Brakes F/R VeDi/Dr-S
Front brake diameter
Rear brake diameter
Braked area
Gearbox 4 speed automatic
Top gear ratio 0.67
Final drive ratio 3.42
general
Carfolio.com ID100606
Production total
Model code K47
Model family 4G
RAC rating 34.6
Insurance classification No information available
Tax band No information available
1986 Buick Regal Grand National added 2002-10-28.
Last modified 2013-02-28.