The Alfa Romeo 166 2.5 V6 24v is a 4 door saloon (sedan)-bodied car with a front mounted engine driving through the front wheels.
The 6 cylinder, double overhead camshaft naturally aspirated engine has 4 valves per cylinder and a capacity of 2.5 litres. For this model it produces power and torque figures of 185 bhp (188 PS/138 kW) at 6300 rpm and 221 Nm (163 lbft/22.5 kgm) at 5000 rpm respectively.
The engine powers the wheels through a 6 speed manual set of gears.
Stated kerb weight is 1490 kg.
It is said to be able to attain a top speed of 225 km/h which is 140 mph, official fuel consumption figures are 17.2/8.8/11.9 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 284.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2700 mm | 106.3 inches | |
| Track/tread (front) | 1554 mm | 61.2 inches | |
| Track/tread (rear) | 1542 mm | 60.7 inches | |
| Length | 4720 mm | 185.8 inches | |
| Width | 1800 mm | 70.9 inches | |
| Height | 1416 mm | 55.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | 1490 kg | 3285 lb | |
| Weight distribution | 59.7% front | ||
| fuel tank capacity | 69 litres | 15.2 [18.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Alfa Romeo | ||
| Engine code | |||
| Cylinders | V 6 in 60° vee | ||
| Capacity | 2.5 litre 2492 cc (152.071 cu in) |
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| Bore × Stroke | 88 × 68.3 mm
3.46 × 2.69 in |
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| Bore/stroke ratio | 1.29 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
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| maximum power output (EC) |
188 PS (185 bhp) (138 kW) at 6300 rpm |
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| maximum torque (EC) |
221 Nm (163 ft·lb) (22.5 kgm) at 5000 rpm |
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| Specific output (EC) |
55.4 kW/litre 75.3 ps/litre 74.2 bhp/litre 1.22 bhp/cu in |
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| Specific torque (EC) |
88.68 Nm/litre
1.07 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10.3:1 | ||
| Fuel system | Bo Motronic M2.1 fuel inj. | ||
| bmep (brake mean effective pressure) | 1114.4 kPa (161.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 415.33 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 8.4 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | 28.6 s | ||
| Maximum speed | 225 km/h (140 mph) | ||
| Power-to-weight ratio | Higher is better 125.89 PS/tonne (1000 kg) 0.13 PS/kg 92.59 kW/tonne (1000 kg) 0.09 kW/kg 124.16 bhp/tonne (1000 kg) 0.12 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.8 kg/kW 18.04 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 17.2/8.8/11.9 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 17.2/8.8/11.9 l/100km urban/extra-urban/combined | ||
| km/litre | 5.8/11.4/8.4 km/l urban/extra-urban/combined | ||
| UK MPG | 16.4/32.1/23.7 UK MPG urban/extra-urban/combined | ||
| US MPG | 13.7/26.7/19.8 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 284.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | M | ||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | transverse | ||
| Drive wheels | front wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | I.DW.CS.ARB. | ||
| Rear suspension | I.MultiLi.LW.CS.ARB. | ||
| Wheel size front | 6½J x 16 | ||
| Wheel size rear | 6½J x 16 | ||
| Tyres front | 205/55 16 | ||
| Tyres rear | 205/55 16 | ||
| Brakes F/R | VeDi/Di-S-ABS | ||
| Front brake diameter | 310 mm | ||
| Rear brake diameter | 276 mm | ||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | 0.81 | ||
| Final drive ratio | 3.94 | ||
| general | |||
| Carfolio.com ID | 115258 | ||
| Production total | |||
| Model code | |||
| RAC rating | 28.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2003 Alfa Romeo 166 2.5 V6 24v added 2003-10-21. Last modified 2013-02-28. |
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