The Atom Mark III is a rear wheel drive coupé car with a rear mounted engine, manufactured by Fairthorpe.
Its engine is a naturally aspirated petrol, 0.6 litre, overhead valve 2 cylinder with 2 valves per cylinder. This unit has an output of 35 bhp (35.5 PS/26.1 kW) of power at 5700 rpm, and maximum torque of 49 N·m (36.1 lb·ft/5 kgm) at 3750 rpm.
The engine drives the wheels via a 3 speed manual 'box.
Quoted weight at the kerb is 431 kg.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater fixed-head coupé | ||
| Aantal portieren | 2 | ||
| Ontwerper | |||
| Afmetingen en gewicht | |||
| Wielbasis | 2261 | 89 | |
| Spoorbreedte voor | 1143 | 45 | |
| Spoorbreedte achter | 1219 | 48 | |
| Lengte | 3658 | 144 | |
| Breedte | 1524 | 60 | |
| Hoogte | 1372 | 54 | |
| Bodemvrijheid | 191 | 7.5 | |
| 1.62 | |||
| Gewicht | 431 kg | 950 | |
| Gewichtsverdeling | |||
| Benzinetank inhalt | 20.5 litres | 4.5 [5.4] UK [US] gal. | |
| Aërodynamica | |||
| Cw-waarde | |||
| Frontaal oppervlak | |||
| CdA | |||
| naturally aspirated petrol | |||
| Motor fabrikant | BSA | ||
| Motor nummer | |||
| Aantal cilinders | Straight 2 | ||
| Cilinderinhoud | 0.6 litre 646 cc (39.421 cu in) |
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| Boring × Slag | 70 × 84 mm
2.76 × 3.31 in |
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| Boring/slag verhouding | 0.83 | ||
| Distributie | overhead valve (OHV)
2 Kleppen per cilinder 4 Totaal aantal kleppen |
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| Vermogen (Net) |
35.5 PS (35 bhp) (26.1 kW) bij 5700 t/min |
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| Max. koppel (Net) |
49 Nm (36.1 ft·lb) (5 kgm) bij 3750 t/min |
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| Specific output (Net) |
40.4 kW/litre 54.9 ps/litre 54.2 bhp/litre 0.89 bhp/cu in |
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(Net) |
75.85 Nm/litre
0.92 ft·lb/cu3 |
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| Motor constructie | |||
| Smering | |||
| Compressieverhouding | 6.5:1 | ||
| Brandstofsysteem | 1 Am carb | ||
| 953.2 kPa (138.2 psi) | |||
| Maximum tpm | |||
| Aantal nokkenas lagers | |||
| Afkoeling | Air | ||
| Eenheidscylinderinhoud | 323 cc | ||
| Aanzuiging | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Katalysator | N | ||
| Prestasies | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Max. snelheid | |||
| Power-to-weight ratio | Higher is better 82.34 PS/tonne (1000 kg) 0.08 PS/kg 60.56 kW/tonne (1000 kg) 0.06 kW/kg 81.21 bhp/tonne (1000 kg) 0.08 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 16.51 kg/kW 27.58 lb/bhp |
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| Verbruik | |||
| Benzineverbruik | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| CO2 Emissies | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Onderstel | |||
| Motor plaatsing | rear | ||
| Motor plaatsing | unknown | ||
| Aandrijving | rear wheel drive | ||
| Koppelverdeling | N/A | ||
| Stuurinrichting | |||
| Aantal omwentelingen stuurwiel | |||
| Draaicirkel | |||
| Wielophanging voor | I.CS. | ||
| Wielophanging achter | I.CS. | ||
| Velgmaat voor | |||
| Velgmaat achter | |||
| Bandenmaat voor | |||
| Bandenmaat agter | |||
| Bremmen voor/agter | Dr/Dr | ||
| Rem diameter voor | |||
| Rem diameter agter | |||
| Braked area | |||
| Versnellingsbak | 3 speed manual | ||
| Hoogste versnelling verhouding | 1 | ||
| Achteras verhouding | 4.90 | ||
| Algemeen | |||
| Carfolio.com ID | 46992 | ||
| Totaal gebouwd | |||
| Bouwserie | |||
| RAC rating | 6.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1955 Fairthorpe Atom Mark III added before December 1995. Last modified 2013-02-28. |
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