The Fairthorpe Atom Mark I is a rear wheel drive motor car, with its engine placed in the rear, and a 2 door coupé body.
The power is produced by a naturally aspirated engine of 0.2 litre capacity. This unit features overhead valve valve gear, 1 cylinder layout, and 2 valves per cylinder. It develops 12 bhp (12.2 PS/8.9 kW) of power at 5300 rpm, and maximum torque of 19 N·m (14 lb·ft/1.9 kgm) at 3700 rpm.
The engine delivers its power through to the wheels via a 3 speed manual transmission.
Stated kerb weight is 426 kg.
Full specs
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| Carrocería | |||
|---|---|---|---|
| Carrocería | 2 seater fixed-head coupé | ||
| Número de puertas | 2 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2261 | 89 | |
| Vía delantera | 1143 | 45 | |
| Vía trasera | 1219 | 48 | |
| Longitud | 3658 | 144 | |
| Ancho | 1524 | 60 | |
| Altura | 1372 | 54 | |
| Despeje del suelo | 191 | 7.5 | |
| Relación Largo:Dist.entre ejes | 1.62 | ||
| Peso en vacío | 426 kg | 939 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 18.2 litres | 4 [4.8] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | |||
| Código de motor | |||
| Número de cilindros | 1 | ||
| Cilindrada | 0.2 litre 248 cc (15.134 cu in) |
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| Diámetro × Carrera | 63 × 80 mm
2.48 × 3.15 in |
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| Relación diámetro/carrera | 0.79 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 2 Total de válvulas |
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| Potencia nominal (Net) |
12.2 PS (12 bhp) (8.9 kW) a 5300 rpm |
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| Par motor máximo (Net) |
19 Nm (14 ft·lb) (1.9 kgm) a 3700 rpm |
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| Potencia específica (Net) |
36.1 kW/litre 49.1 ps/litre 48.4 bhp/litre 0.79 bhp/cu in |
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(Net) |
76.61 Nm/litre
0.93 ft·lb/cu3 |
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| Materiales de block / culata | |||
| Lubricación | |||
| Relación de compresión | 6.5:1 | ||
| Alimentación | 1 Am carb | ||
| 962.7 kPa (139.6 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | |||
| Engine coolant | Air | ||
| 248 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 28.56 PS/tonne (1000 kg) 0.03 PS/kg 21.01 kW/tonne (1000 kg) 0.02 kW/kg 28.17 bhp/tonne (1000 kg) 0.03 bhp/kg 0.01 bhp/lb |
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| Weight-to-power ratio | Lower is better 47.61 kg/kW 79.52 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 | rear | ||
| Engine layout | unknown | ||
| Tracción | rear wheel drive | ||
| Alimentación | N/A | ||
| Dirección, tipo | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspensión delantera | I.CS. | ||
| Suspensión trasera | I.CS. | ||
| Ruedas delante | |||
| Ruedas detrás | |||
| Neumáticos delante | |||
| Neumáticos detrás | |||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Transmisión | 3 speed manual | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 7.98 | ||
| General | |||
| Carfolio.com ID | 46959 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 2.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1955 Fairthorpe Atom Mark I added before December 1995. Last modified 2013-02-28. |
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