Buick Regal Grand National is a car that has a 2 door coupé body style with a front mounted engine delivering power to the rear wheels.
The 6 cylinder, overhead valve turbocharged powerplant has 2 valves per cylinder and a displacement of 3.8 litres. It musters power and torque figures of 245 bhp (248 PS/183 kW) at 4400 rpm and 481 Nm (355 lbft/49 kgm) at 2000 rpm respectively.
The power is delivered to the wheels via a 4 speed automatic gearbox.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2746 mm | 108.1 inches | |
| Track/tread (front) | 1486 mm | 58.5 inches | |
| Track/tread (rear) | 1468 mm | 57.8 inches | |
| Length | 5095 mm | 200.6 inches | |
| Width | 1819 mm | 71.6 inches | |
| Height | 1384 mm | 54.5 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.86 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 68.6 litres | 15.1 [18.1] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.41 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| 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) |
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| Bore × Stroke | 96.5 × 86.4 mm
3.8 × 3.4 in |
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| Bore/stroke ratio | 1.12 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output (SAEnet) |
248 PS (245 bhp) (183 kW) at 4400 rpm |
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| maximum torque (SAEnet) |
481 Nm (355 ft·lb) (49 kgm) at 2000 rpm |
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| Specific output (SAEnet) |
48.2 kW/litre 65.5 ps/litre 64.6 bhp/litre 1.06 bhp/cu in |
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| Specific torque (SAEnet) |
126.88 Nm/litre
1.53 ft·lb/cu3 |
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| Engine construction | cast iron block & head | ||
| Lubrication | |||
| compression ratio | 8:1 | ||
| Fuel system | SMPFi | ||
| bmep (brake mean effective pressure) | 1594.4 kPa (231.3 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 | |||
| Weight-to-power ratio | |||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel 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 | 215/85 R 15 | ||
| Tyres rear | 215/85 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 ID | 100639 | ||
| Production total | |||
| Model code | |||
| RAC rating | 34.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1987 Buick Regal Grand National added 2002-10-28. Last modified 2013-02-28. |
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