The Fiat 131 Mirafiori Special is a rear wheel drive road car, with its motor located in the front, and a 4 door saloon (sedan) bodyshell.
The 4 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a displacement of 1.3 litres. This unit develops power and torque figures of 54 bhp (55 PS/40 kW) at 5000 rpm and 94 Nm (69 lbft/9.6 kgm) at 2700 rpm respectively.
A 4 speed manual gearbox delivers the power to the driven wheels.
The stated weight at the kerb is 995 kg.
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 | 2490 | 98 | |
| Vía delantera | 1370 | 53.9 | |
| Vía trasera | 1315 | 51.8 | |
| Longitud | 4265 | 167.9 | |
| Ancho | 1630 | 64.2 | |
| Altura | 1400 | 55.1 | |
| Despeje del suelo | 120 | 4.7 | |
| Relación Largo:Dist.entre ejes | 1.71 | ||
| Peso en vacío | 995 kg | 2194 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 50 litres | 11 [13.2] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | Fiat | ||
| Código de motor | 131 A.000 | ||
| Número de cilindros | Straight 4 | ||
| Cilindrada | 1.3 litre 1297 cc (79.148 cu in) |
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| Diámetro × Carrera | 76 × 71.5 mm
2.99 × 2.81 in |
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| Relación diámetro/carrera | 1.06 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 8 Total de válvulas |
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| Potencia nominal (DIN) |
55 PS (54 bhp) (40 kW) a 5000 rpm |
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| Par motor máximo (DIN) |
94 Nm (69 ft·lb) (9.6 kgm) a 2700 rpm |
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| Potencia específica (DIN) |
31 kW/litre 42.2 ps/litre 41.6 bhp/litre 0.68 bhp/cu in |
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(DIN) |
72.47 Nm/litre
0.88 ft·lb/cu3 |
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| Materiales de block / culata | |||
| Lubricación | Cárter húmedo | ||
| Relación de compresión | 7.8:1 | ||
| Alimentación | 1 Weber 32 ADF 7 carburettor | ||
| 910.7 kPa (132.1 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | 5 | ||
| Engine coolant | Water | ||
| 324.25 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 | |||
| Velocidad máxima | |||
| Power-to-weight ratio | Higher is better 55.03 PS/tonne (1000 kg) 0.06 PS/kg 40.47 kW/tonne (1000 kg) 0.04 kW/kg 54.27 bhp/tonne (1000 kg) 0.05 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 24.71 kg/kW 41.27 lb/bhp |
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| Consumos | |||
| Consumo de combustible | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| 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 | |||
| Ruedas detrás | |||
| Neumáticos delante | 155 SR 13 | ||
| Neumáticos detrás | 155 SR 13 | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Transmisión | 4 speed manual | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 4.10 | ||
| General | |||
| Carfolio.com ID | 560164 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 14.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1977 Fiat 131 Mirafiori Special added 2018-10-07. Last modified 2020-03-16. |
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