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| General Information |
| Make |
Buick |
| Model |
Regal Grand National |
| Production Year |
1983 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
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| Model Family |
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| Chassis and Dimensions |
| Chassis Type |
4/5S FHC |
| Number of Doors |
2 |
| Wheelbase |
2746 mm (108,1 in) |
| Front Track |
1486 mm (58,5 in) |
| Rear Track |
1466 mm (57,7 in) |
| Length |
5095 mm (200,6 in) |
| Width |
1819 mm (71,6 in) |
| Height |
1387 mm (54,6 in) |
| Ground Clearance |
145 mm (5,7 in) |
| Length / Wheelbase Ratio |
1,86 |
| Weight |
1519 kg (3345,8 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
68,6 litre (15,1 Imp gal , 18,1 US gal) |
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| Aerodynamics |
| Drag Coefficient |
0,41 |
| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
GM |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
cast iron block & head |
| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
V-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
3791 cc (231,34 cu in) |
| Bore |
96,5 mm (3,8 in) |
| Stroke |
86,4 mm (3,4 in) |
| Bore / Stroke Ratio |
1,12 |
| Unitary Capacity |
631,83 cc/cylinder (38,56 cu in/cylinder) |
| Number of Main Bearings |
4 |
| Compression Ratio |
8 : 1 |
| Fuel System Type |
SMPFi |
| Aspiration Type |
Turbo |
| Compressor Type |
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| Intercooler Type |
None |
| Catalytic Converter |
Yes |
| Maximum Engine Power |
200 HP (149,1 kW) |
| Maximum Engine Power rpm |
4000 d/d |
| Maximum Engine Torque |
406 N.m (299,6 lb.ft , 41,4 kg.m) |
| Maximum Engine Torque rpm |
2400 d/d |
| Engine Torque at Max. Engine Power rpm |
356 N.m (4000 d/d) |
| Power / Weight Ratio |
131,7 HP/ton (98,2 W/kg) |
| Power / Engine Displacement Ratio |
52,8 HP/litre (39,3 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
17/29 EPA US MPG city/highway |
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| Performance |
| 0 - 80 km/h |
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| 0 - 60 mph |
7,5 s |
| 0 - 100 km/h |
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| 0 - 160 km/h |
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| 80 - 120 km/h (in top gear) |
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| 0 - 400 m Acceleration |
15,9 s @ 141 km/h (87,7 mph) |
| 0 - 1000 m Acceleration |
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| Top Speed |
190 km/h (118,1 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4A |
| Top Gear Ratio |
0,67 : 1 |
| Final Drive Ratio |
3,42 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
recirculating ball VPAS |
| Steering Turns (lock to lock) |
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| Turning Circle Diameter |
12,6 m (41,3 ft) |
| Suspension (front) |
I.W.CS.ARB. |
| Suspension (rear) |
LA.CS.TorqueA. |
| Brakes (front/rear) |
VeDi/Dr-S |
| Brake Disc Diameter (front) |
267 mm |
| Brake Disc Diameter (rear) |
267 mm |
| Wheels (front) |
6 x 15 |
| Wheels (rear) |
6.0 x 15 |
| Tyres (front) |
P215/65 R 15 |
| Tyres (rear) |
P215/65 R 15 |
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