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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| Carrocería | |||
|---|---|---|---|
| Carrocería | 4/5 seater sedan/saloon | ||
| Número de puertas | 4 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2510 | 98.8 | |
| Vía delantera | 1365 | 53.7 | |
| Vía trasera | 1360 | 53.5 | |
| Longitud | 4385 | 172.6 | |
| Ancho | 1640 | 64.6 | |
| Altura | 1430 | 56.3 | |
| Despeje del suelo | 140 | 5.5 | |
| Relación Largo:Dist.entre ejes | 1.75 | ||
| Peso en vacío | 1120 kg | 2469 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 49 litres | 10.8 [12.9] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | Alfa Romeo | ||
| Código de motor | |||
| Número de cilindros | Straight 4 | ||
| Cilindrada | 1.8 litre 1779 cc (108.561 cu in) |
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| Diámetro × Carrera | 80 × 88.5 mm
3.15 × 3.48 in |
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| Relación diámetro/carrera | 0.9 | ||
| Distribución | double overhead camshaft (DOHC)
2 válvulas por cilindro 8 Total de válvulas |
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| Potencia nominal (DIN) |
122 PS (120 bhp) (89 kW) a 5800 rpm |
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| Par motor máximo (DIN) |
167 Nm (123 ft·lb) (17 kgm) a 4000 rpm |
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| Potencia específica (DIN) |
50.3 kW/litre 68.4 ps/litre 67.5 bhp/litre 1.11 bhp/cu in |
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(DIN) |
93.87 Nm/litre
1.13 ft·lb/cu3 |
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| Materiales de block / culata | |||
| Lubricación | Cárter húmedo | ||
| Relación de compresión | 9.5:1 | ||
| Alimentación | 2 Weber 40 DCOE 32 carburettors | ||
| 1179.6 kPa (171.1 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | 5 | ||
| Engine coolant | Water | ||
| 444.75 cc | |||
| Aspiración | Normal | ||
| Compresor | N/A | ||
| intercooler | None | ||
| catalizador | N | ||
| Rendimiento | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | 32 s | ||
| Velocidad máxima | 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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| Consumos | |||
| Consumo de combustible | 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 | ||
| Emisiones de CO2 | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Chasis | |||
| Ubicación del motor | front | ||
| Engine layout | longitudinal | ||
| Tracción | rear wheel drive | ||
| Alimentación | N/A | ||
| Dirección, tipo | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspensión delantera | |||
| Suspensión trasera | |||
| Ruedas delante | 5½J x 14 | ||
| Ruedas detrás | 5½J x 14 | ||
| Neumáticos delante | 165 SR 14 | ||
| Neumáticos detrás | 165 SR 14 | ||
| Brakes F/R | Di/Di | ||
| Front brake diameter | 261 mm | ||
| Rear brake diameter | 250 mm | ||
| Braked area | |||
| Transmisión | 5 speed manual | ||
| Eje trasero desmultiplicación | 0.78 | ||
| Desmultiplicación grupo cónico | 3.82 | ||
| General | |||
| Carfolio.com ID | 609686 | ||
| Unidades producidas | |||
| 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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