1981 Buick Regal II Coupe (facelift 1981) 3.8 V6 (238 Hp) Automatic | Specifications
| Compression ratio | 8 |
| Coolant | 11.5 l |
| Cylinder Bore | 96.52 mm |
| Engine Model/Code | LC2 |
| Engine aspiration | Turbocharger, Intercooler |
| Engine configuration | V-engine |
| Engine displacement | 3791 cm3 |
| Engine layout | Front, Longitudinal |
| Engine oil capacity | 4.7 l |
| Fuel injection system | Multi-point indirect injection |
| Number of cylinders | 6 |
| Number of valves per cylinder | 2 |
| Piston Stroke | 86.36 mm |
| Power | 238 Hp @ 4000 rpm. |
| Power per litre | 62.8 Hp/l |
| Torque | 447 Nm @ 2400 rpm. |
| Valvetrain | OHV |
General information
| Body type | Coupe |
| Brand | Buick |
| Doors | 2 |
| End of production | 1987 year |
| Generation | Regal II Coupe (facelift 1981) |
| Model | Regal |
| Modification (Engine) | 3.8 V6 (238 Hp) Automatic |
| Powertrain Architecture | Internal Combustion engine |
| Seats | 5 |
| Start of production | 1981 year |
Drivetrain, brakes and suspension specs
| Drive wheel | Rear wheel drive |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Front brakes | Ventilated discs |
| Front suspension | Independent coil spring |
| Number of gears and type of gearbox | 4 gears, automatic transmission Hydramatic |
| Rear brakes | Drum |
| Rear suspension | Suspension De-Dion |
| Steering type | Cone worm with recirculation balls |
| Tires size | 215/65 R15 |
| Wheel rims size | 15 |
Space, Volume and weights
| Fuel tank capacity | 68 l |
| Kerb Weight | 1532 kg |
| Trunk (boot) space - minimum | 459 l |
Performance specs
| Fuel Type | Petrol (Gasoline) |
| Fuel consumption (economy) - combined | 12.4 l/100 km |
| Fuel consumption (economy) - extra urban | 9.8 l/100 km |
| Fuel consumption (economy) - urban | 13.8 l/100 km |
| Weight-to-power ratio | 6.4 kg/Hp, 155.4 Hp/tonne |
| Weight-to-torque ratio | 3.4 kg/Nm, 291.8 Nm/tonne |
Dimensions
| Drag coefficient (Cd) | 0.44 |
| Front track | 1486 mm |
| Height | 1387 mm |
| Length | 5095 mm |
| Minimum turning circle (turning diameter) | 12.8 m |
| Rear (Back) track | 1468 mm |
| Wheelbase | 2746 mm |
| Width | 1819 mm |
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