The Seat 131 Mirafiori 1.4 is a 4 door saloon (sedan)-bodied automobile with a front positioned engine driving through the rear wheels.
Its engine is a naturally aspirated petrol, 1.4 litre, overhead valve 4 cylinder with 2 valves per cylinder. In this application it produces 74 bhp (75 PS/55 kW) of power at 5400 rpm, and maximum torque of 111 N·m (82 lb·ft/11.3 kgm) at 3400 rpm.
Power is transmitted to the wheels via a 5 speed manual gearbox.
Its quoted weight at the kerb is 1015 kg.
Full specs
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| bodywork | |||
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| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2490 mm | 98 inches | |
| Track/tread (front) | 1375 mm | 54.1 inches | |
| Track/tread (rear) | 1320 mm | 52 inches | |
| Length | 4230 mm | 166.5 inches | |
| Width | 1650 mm | 65 inches | |
| Height | 1400 mm | 55.1 inches | |
| Ground clearance | 120 mm | 4.7 inches | |
| length:wheelbase ratio | 1.7 | ||
| Kerb weight | 1015 kg | 2238 lb | |
| Weight distribution | |||
| fuel tank capacity | 50 litres | 11 [13.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Seat | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.4 litre 1438 cc (87.752 cu in) |
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| Bore × Stroke | 80 × 71.5 mm
3.15 × 2.81 in |
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| Bore/stroke ratio | 1.12 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output (DIN) |
75 PS (74 bhp) (55 kW) at 5400 rpm |
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| maximum torque (DIN) |
111 Nm (82 ft·lb) (11.3 kgm) at 3400 rpm |
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| Specific output (DIN) |
38.4 kW/litre 52.2 ps/litre 51.5 bhp/litre 0.84 bhp/cu in |
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| Specific torque (DIN) |
77.19 Nm/litre
0.93 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9:1 | ||
| Fuel system | 1 Bressel 32 DHS 34/250 carburettor | ||
| bmep (brake mean effective pressure) | 970 kPa (140.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 359.5 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 | |||
| Maximum speed | |||
| Power-to-weight ratio | Higher is better 73.92 PS/tonne (1000 kg) 0.07 PS/kg 54.37 kW/tonne (1000 kg) 0.05 kW/kg 72.91 bhp/tonne (1000 kg) 0.07 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 18.39 kg/kW 30.72 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 | 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 | 5J x 13 | ||
| Wheel size rear | 5J x 13 | ||
| Tyres front | 165 SR 13 | ||
| Tyres rear | 165 SR 13 | ||
| Brakes F/R | Di/Dr | ||
| Front brake diameter | 227 mm | ||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.88 | ||
| Final drive ratio | 4.10 | ||
| general | |||
| Carfolio.com ID | 692208 | ||
| Production total | |||
| Model code | |||
| RAC rating | 15.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1982 Seat 131 Mirafiori 1.4 added 2020-07-17. Last modified 2020-07-17. |
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