The Alfetta 1.8 is a rear wheel drive saloon (sedan) motor vehicle with a front mounted engine, sold by Alfa Romeo.
Power is produced by a double overhead camshaft, 1.8 litre naturally aspirated 4 cylinder powerplant, with 2 valves per cylinder that develops power and torque figures of 120 bhp (122 PS/89 kW) at 5800 rpm and 167 N·m (123 lb·ft/17 kgm) at 4000 rpm respectively.
The engine delivers its power through to the wheels via a 5 speed manual 'box.
It weighs a claimed 1120 kg at the kerb.
Maximum quoted speed is 178 km/h (111 mph), official fuel consumption figures are 6.7/8.9/12.2 l/100km 90 km/h / 120 km/h / urban per ECE.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2510 mm | 98.8 inches | |
| Track/tread (front) | 1365 mm | 53.7 inches | |
| Track/tread (rear) | 1360 mm | 53.5 inches | |
| Length | 4385 mm | 172.6 inches | |
| Width | 1640 mm | 64.6 inches | |
| Height | 1430 mm | 56.3 inches | |
| Ground clearance | 140 mm | 5.5 inches | |
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | 1120 kg | 2469 lb | |
| Weight distribution | |||
| fuel tank capacity | 49 litres | 10.8 [12.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Alfa Romeo | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.8 litre 1779 cc (108.561 cu in) |
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| Bore × Stroke | 80 × 88.5 mm
3.15 × 3.48 in |
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| Bore/stroke ratio | 0.9 | ||
| Valve gear | double overhead camshaft (DOHC)
2 valves per cylinder 8 valves in total |
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| maximum power output (DIN) |
122 PS (120 bhp) (89 kW) at 5800 rpm |
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| maximum torque (DIN) |
167 Nm (123 ft·lb) (17 kgm) at 4000 rpm |
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| Specific output (DIN) |
50.3 kW/litre 68.4 ps/litre 67.5 bhp/litre 1.11 bhp/cu in |
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| Specific torque (DIN) |
93.87 Nm/litre
1.13 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.5:1 | ||
| Fuel system | 2 Weber 40 DCOE 32 carburettors | ||
| bmep (brake mean effective pressure) | 1179.6 kPa (171.1 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 444.75 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | 32 s | ||
| Maximum speed | 178 km/h (111 mph) | ||
| Power-to-weight ratio | Higher is better 108.63 PS/tonne (1000 kg) 0.11 PS/kg 79.9 kW/tonne (1000 kg) 0.08 kW/kg 107.14 bhp/tonne (1000 kg) 0.11 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 12.52 kg/kW 20.91 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 6.7/8.9/12.2 l/100km 90 km/h / 120 km/h / urban per ECE | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 6.7/8.9/12.2 l/100km 90kmph/120kmph/urban | ||
| km/litre | 14.9/11.2/8.2 km/l 90kmph/120kmph/urban | ||
| UK MPG | 42.2/31.7/23.2 UK MPG 90kmph/120kmph/urban | ||
| US MPG | 35.1/26.4/19.3 US MPG 90kmph/120kmph/urban | ||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 5½J x 14 | ||
| Wheel size rear | 5½J x 14 | ||
| Tyres front | 165 SR 14 | ||
| Tyres rear | 165 SR 14 | ||
| Brakes F/R | Di/Di | ||
| Front brake diameter | 261 mm | ||
| Rear brake diameter | 250 mm | ||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.78 | ||
| Final drive ratio | 3.82 | ||
| general | |||
| Carfolio.com ID | 609686 | ||
| Production total | |||
| Model code | |||
| RAC rating | 15.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1981 Alfa Romeo Alfetta 1.8 added 2019-10-05. Last modified 2020-03-16. |
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