The Impreza WRX STi is an all wheel drive sedan/saloon car with a front mounted engine, produced by Subaru.
It is powered by a turbocharged engine of 2 litre capacity. This powerplant features double overhead camshaft valve gear, 4 cylinder layout, and 4 valves per cylinder. It develops 261 bhp (265 PS/195 kW) of power at 6000 rpm, and maximum torque of 343 N·m (253 lb·ft/35 kgm) at 4000 rpm.
The engine drives the wheels compliments of a 6 speed manual transmission.
It weighs a claimed 1470 kg at the kerb.
The Subaru Impreza WRX STi is said to be able to achieve a maxiumum speed of 238 km/h or 148 mph, and carbon dioxide emissions are 290.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2525 mm | 99.4 inches | |
| Track/tread (front) | 1490 mm | 58.7 inches | |
| Track/tread (rear) | 1480 mm | 58.3 inches | |
| Length | 4405 mm | 173.4 inches | |
| Width | 1730 mm | 68.1 inches | |
| Height | 1440 mm | 56.7 inches | |
| Ground clearance | 155 mm | 6.1 inches | |
| length:wheelbase ratio | 1.74 | ||
| Kerb weight | 1470 kg | 3241 lb | |
| Weight distribution | |||
| fuel tank capacity | 60 litres | 13.2 [15.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.33 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | Subaru | ||
| Engine code | |||
| Cylinders | Flat 4 | ||
| Capacity | 2 litre 1994 cc (121.681 cu in) |
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| Bore × Stroke | 92 × 75 mm
3.62 × 2.95 in |
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| Bore/stroke ratio | 1.23 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 265 PS (261 bhp) (195 kW) at 6000 rpm |
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| maximum torque | 343 Nm (253 ft·lb) (35 kgm) at 4000 rpm |
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| Specific output | 97.6 kW/litre 132.7 ps/litre 130.9 bhp/litre 2.14 bhp/cu in |
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| Specific torque |
172.02 Nm/litre
2.08 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 8:1 | ||
| Fuel system | EFi | ||
| bmep (brake mean effective pressure) | 2161.6 kPa (313.5 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 498.5 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 5.5 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 238 km/h (148 mph) | ||
| Power-to-weight ratio | Higher is better 180.02 PS/tonne (1000 kg) 0.18 PS/kg 132.4 kW/tonne (1000 kg) 0.13 kW/kg 177.55 bhp/tonne (1000 kg) 0.18 bhp/kg 0.08 bhp/lb |
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| Weight-to-power ratio | Lower is better 7.55 kg/kW 12.62 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 | 290.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | M | ||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | all wheel drive | ||
| Torque split | |||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | 12.00 m | ||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 7½JJ x 17 | ||
| Wheel size rear | 7½JJ x 17 | ||
| Tyres front | 225/45 R 17 90W | ||
| Tyres rear | 225/45 R 17 90W | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | 0.76 | ||
| Final drive ratio | 3.90 | ||
| general | |||
| Carfolio.com ID | 97163 | ||
| Production total | |||
| Model code | |||
| RAC rating | 21.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2002 Subaru Impreza WRX STi added 2002-07-08. Last modified 2013-02-28. |
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