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| General Information |
| Make |
Buick |
| Model |
Riviera Coupe |
| Production Year |
1982 |
| 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 |
2890 mm (113,8 in) |
| Front Track |
1506 mm (59,3 in) |
| Rear Track |
1524 mm (60 in) |
| Length |
5222 mm (205,6 in) |
| Width |
2032 mm (80 in) |
| Height |
1377 mm (54,2 in) |
| Ground Clearance |
130 mm (5,1 in) |
| Length / Wheelbase Ratio |
1,81 |
| Weight |
1666 kg (3669,6 lb) |
| Weight Distribution (front/rear) |
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| Fuel Capacity |
88 litre (19,4 Imp gal , 23,2 US gal) |
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| Aerodynamics |
| Drag Coefficient |
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| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
GM |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
OHV |
| Number of Cylinders and Placement |
V-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
4130 cc (252,03 cu in) |
| Bore |
100,7 mm (3,96 in) |
| Stroke |
86,4 mm (3,4 in) |
| Bore / Stroke Ratio |
1,17 |
| Unitary Capacity |
688,33 cc/cylinder (42 cu in/cylinder) |
| Number of Main Bearings |
4 |
| Compression Ratio |
8 : 1 |
| Fuel System Type |
1 Ro carb |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
Yes |
| Maximum Engine Power |
125 HP (93,2 kW) |
| Maximum Engine Power rpm |
4000 d/d |
| Maximum Engine Torque |
287 N.m (211,8 lb.ft , 29,3 kg.m) |
| Maximum Engine Torque rpm |
2000 d/d |
| Engine Torque at Max. Engine Power rpm |
222,5 N.m (4000 d/d) |
| Power / Weight Ratio |
75 HP/ton (55,9 W/kg) |
| Power / Engine Displacement Ratio |
30,3 HP/litre (22,6 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
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| 0 - 60 mph |
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| 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 |
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| 0 - 1000 m Acceleration |
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| Top Speed |
161 km/h (100,1 mph) |
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| Gearbox and Transmission |
| Transmission Type |
4A |
| Top Gear Ratio |
0,67 : 1 |
| Final Drive Ratio |
3,15 : 1 |
| Drive Wheels |
FWD (Front Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
recirculating ball PAS |
| Steering Turns (lock to lock) |
3 |
| Turning Circle Diameter |
13,5 m (44,3 ft) |
| Suspension (front) |
I.W.TB.ARB. |
| Suspension (rear) |
I.SwLongTrailA.CS. |
| Brakes (front/rear) |
VeDi/Dr-S |
| Brake Disc Diameter (front) |
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| Brake Disc Diameter (rear) |
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| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
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| Tyres (rear) |
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