The 159 2.4 JTDM Q4 is an all wheel drive Giugiaro/Alfa Romeo designed saloon (sedan) car with a front mounted engine, produced by Alfa Romeo.
The Alfa Romeo 159 2.4 JTDM Q4's engine is a turbocharged diesel, 2.4 litre, double overhead camshaft 5 cylinder with 4 valves per cylinder. This unit produces 207 bhp (210 PS/154 kW) of power at 4000 rpm, and maximum torque of 400 N·m (295 lb·ft/40.8 kgm) at 1500 rpm.
The engine transmits power to the wheels compliments of a 6 speed manual gearbox.
Stated weight at the kerb is 1690 kg.
Maximum speed claimed is 226 km/h (140 mph), officially stated fuel consumption is 10.0/6.0/7.5 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 197.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | Giugiaro/Alfa Romeo | ||
| dimensions & weights | |||
| Wheelbase | 2700 mm | 106.3 inches | |
| Track/tread (front) | 1579 mm | 62.2 inches | |
| Track/tread (rear) | 1559 mm | 61.4 inches | |
| Length | 4660 mm | 183.5 inches | |
| Width | 1828 mm | 72 inches | |
| Height | 1417 mm | 55.8 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.73 | ||
| Kerb weight | 1690 kg | 3726 lb | |
| Weight distribution | |||
| fuel tank capacity | 70 litres | 15.4 [18.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged diesel | ||
| Engine manufacturer | Alfa Romeo | ||
| Engine code | |||
| Cylinders | Straight 5 | ||
| Capacity | 2.4 litre 2387 cc (145.664 cu in) |
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| Bore × Stroke | 82 × 90.4 mm
3.23 × 3.56 in |
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| Bore/stroke ratio | 0.91 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 20 valves in total |
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| maximum power output (EC) |
210 PS (207 bhp) (154 kW) at 4000 rpm |
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| maximum torque (EC) |
400 Nm (295 ft·lb) (40.8 kgm) at 1500 rpm |
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| Specific output (EC) |
64.7 kW/litre 87.9 ps/litre 86.7 bhp/litre 1.42 bhp/cu in |
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| Specific torque (EC) |
167.57 Nm/litre
2.03 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 17:1 | ||
| Fuel system | Multijet direct diesel injection | ||
| bmep (brake mean effective pressure) | 2105.8 kPa (305.4 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 477.4 cc | ||
| Aspiration | Turbo D. | ||
| Compressor | |||
| Intercooler | |||
| 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 | |||
| Maximum speed | 226 km/h (140 mph) | ||
| Power-to-weight ratio | Higher is better 124.19 PS/tonne (1000 kg) 0.12 PS/kg 91.34 kW/tonne (1000 kg) 0.09 kW/kg 122.49 bhp/tonne (1000 kg) 0.12 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.95 kg/kW 18.29 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 10.0/6.0/7.5 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 10.0/6.0/7.5 l/100km urban/extra-urban/combined | ||
| km/litre | 10.0/16.7/13.3 km/l urban/extra-urban/combined | ||
| UK MPG | 28.2/47.1/37.7 UK MPG urban/extra-urban/combined | ||
| US MPG | 23.5/39.2/31.4 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 197.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | J | ||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | transverse | ||
| Drive wheels | all wheel drive | ||
| Torque split | |||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | I.DW. | ||
| Rear suspension | I.MultiLi. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 225/50 R 17 | ||
| Tyres rear | 225/50 R 17 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 330 mm | ||
| Rear brake diameter | 292 mm | ||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | 0.62 | ||
| Final drive ratio | 3.56 | ||
| general | |||
| Carfolio.com ID | 154176 | ||
| Production total | |||
| Model code | |||
| RAC rating | 20.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2007 Alfa Romeo 159 2.4 JTDM Q4 added 2007-02-28. Last modified 2013-02-28. |
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