The Alfa Romeo 155 1.8 Twin Spark is a saloon with 4 doors and a front mounted engine which delivers its power to the front wheels.
It is powered by a naturally aspirated engine of 1.8 litre capacity. This unit features single overhead camshaft valve gear, 4 cylinder layout, and 2 valves per cylinder. It has an output of 125 bhp (127 PS/93 kW) of power at 6000 rpm, and maximum torque of 165 N·m (122 lb·ft/16.8 kgm) at 5000 rpm.
The engine transmits power to the wheels through a 5 speed manual 'box.
Its stated kerb weight is 1204 kg.
Maximum speed claimed is 201 km/h, which is 125 mph.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2540 mm | 100 inches | |
| Track/tread (front) | 1469 mm | 57.8 inches | |
| Track/tread (rear) | 1402 mm | 55.2 inches | |
| Length | 4445 mm | 175 inches | |
| Width | 1700 mm | 66.9 inches | |
| Height | 1400 mm | 55.1 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | 1204 kg | 2654 lb | |
| Weight distribution | |||
| fuel tank capacity | 63 litres | 13.9 [16.6] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.29 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Alfa Romeo | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.8 litre 1773 cc (108.195 cu in) |
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| Bore × Stroke | 84 × 80 mm
3.31 × 3.15 in |
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| Bore/stroke ratio | 1.05 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 8 valves in total |
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| maximum power output (DIN) |
127 PS (125 bhp) (93 kW) at 6000 rpm |
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| maximum torque (DIN) |
165 Nm (122 ft·lb) (16.8 kgm) at 5000 rpm |
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| Specific output (DIN) |
52.6 kW/litre 71.5 ps/litre 70.5 bhp/litre 1.16 bhp/cu in |
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| Specific torque (DIN) |
93.06 Nm/litre
1.12 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 10:1 | ||
| Fuel system | Bo Motronic M 1.7 fuel inj. | ||
| bmep (brake mean effective pressure) | 1169.5 kPa (169.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 443.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 10.3 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | 31.8 s | ||
| Maximum speed | 201 km/h (125 mph) | ||
| Power-to-weight ratio | Higher is better 105.26 PS/tonne (1000 kg) 0.11 PS/kg 77.42 kW/tonne (1000 kg) 0.08 kW/kg 103.82 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 12.92 kg/kW 21.58 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 | transverse | ||
| Drive wheels | front wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | 10.50 m | ||
| Front suspension | I.MS.W.CS.ARB. | ||
| Rear suspension | LA.TA.CS.ARB. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | VeDi/Di | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.94 | ||
| Final drive ratio | 3.56 | ||
| general | |||
| Carfolio.com ID | 41602 | ||
| Production total | |||
| Model code | |||
| RAC rating | 17.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1992 Alfa Romeo 155 1.8 Twin Spark added before December 1995. Last modified 2013-02-28. |
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