The Chevrolet Impala SS is a 4 door saloon (sedan)-bodied automobile with a front positioned engine supplying power to the front wheels.
Power is supplied by an overhead valve, 5.3 litre naturally aspirated 8 cylinder powerplant, with 2 valves per cylinder that develops power and torque figures of 303 bhp (307 PS/226 kW) at 5600 rpm and 438 N·m (323 lb·ft/44.7 kgm) at 4400 rpm respectively.
The engine transmits power to the wheels through a 4 speed automatic gearbox.
The stated weight at the kerb is 1684 kg.
Full specs
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Applicable to the USA domestic market(s). | ||
| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2807 mm | 110.5 inches | |
| Track/tread (front) | 1585 mm | 62.4 inches | |
| Track/tread (rear) | 1562 mm | 61.5 inches | |
| Length | 5090 mm | 200.4 inches | |
| Width | 1852 mm | 72.9 inches | |
| Height | 1491 mm | 58.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.81 | ||
| Kerb weight | 1684 kg | 3713 lb | |
| Weight distribution | 62% front | ||
| fuel tank capacity | 66.3 litres | 14.6 [17.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.33 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Chevrolet | ||
| Engine code | LS4 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5.3 litre 5322 cc (324.768 cu in) |
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| Bore × Stroke | 96 × 91.9 mm
3.78 × 3.62 in |
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| Bore/stroke ratio | 1.04 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output | 307 PS (303 bhp) (226 kW) at 5600 rpm |
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| maximum torque | 438 Nm (323 ft·lb) (44.7 kgm) at 4400 rpm |
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| Specific output | 42.5 kW/litre 57.7 ps/litre 56.9 bhp/litre 0.93 bhp/cu in |
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| Specific torque |
82.3 Nm/litre
0.99 ft·lb/cu3 |
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| Engine construction | aluminium block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 10:1 | ||
| Fuel system | SFi | ||
| bmep (brake mean effective pressure) | 1034.2 kPa (150 psi) | ||
| Maximum RPM | 6000 rpm | ||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 665.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| 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 | Higher is better 182.43 PS/tonne (1000 kg) 0.18 PS/kg 134.17 kW/tonne (1000 kg) 0.13 kW/kg 179.93 bhp/tonne (1000 kg) 0.18 bhp/kg 0.08 bhp/lb |
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| Weight-to-power ratio | Lower is better 7.45 kg/kW 12.45 lb/bhp |
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| 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 | front wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | 2.300 | ||
| Turning circle | |||
| Front suspension | I.MS.CS.ARB. | ||
| Rear suspension | I.3Li.CS.ARB. | ||
| Wheel size front | 7.0 x 18 | ||
| Wheel size rear | 7.0 x 18 | ||
| Tyres front | P235/50 R 18 W | ||
| Tyres rear | P235/50 R 18 W | ||
| Brakes F/R | VeDi/Di-S-ABS | ||
| Front brake diameter | 303 mm | ||
| Rear brake diameter | 278 mm | ||
| Braked area | |||
| Gearbox | 4 speed automatic | ||
| Top gear ratio | 0.7 | ||
| Final drive ratio | 3.29 | ||
| general | |||
| Carfolio.com ID | 143011 | ||
| Production total | |||
| Model code | |||
| RAC rating | 45.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2006 Chevrolet Impala SS added 2006-06-19. Last modified 2013-02-28. |
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