National Highway Twelve is an automobile that has a 2 door roadster type body with a front located engine supplying power to the rear wheels.
The National Highway Twelve's engine is a naturally aspirated petrol, 5.5 litre, side valve 60 degree V 12 cylinder with 2 valves per cylinder. It has an output of 80 bhp (81 PS/60 kW) of power at 2800 rpm.
Power is transmitted to the wheels through a 3 speed manual gearbox.
Full specs
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| Karosserie | |||
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| Karosserie | 3 seater roadster | ||
| Anzahl türen | 2 | ||
| Entwerfer | |||
| Maße und Gewicht | |||
| Radstand | 3251 | 128 Zoll | |
| Spurweite vorn | 1422 | 56 Zoll | |
| Spurweite hinten | 1422 | 56 Zoll | |
| Länge | |||
| Breite | |||
| Höhe | |||
| Bodenfreiheit | |||
| Leergewicht | |||
| Gewichtsverteilung (vorn) | |||
| Tankinhalt | |||
| Aerodynamik | |||
| Luftwiderstandsbeiwert | |||
| Stirnfläche | |||
| CdA | |||
| Motorisierung | |||
| naturally aspirated petrol | |||
| Motor Hersteller | National | ||
| Motor-Typ | |||
| Anzahl zylinders | V 12 in 60° vee | ||
| Hubraum | 5.5 litre 5548 cc (338.56 cu in) |
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| Bohrung × Hub | 69.85 × 120.65 mm
2.75 × 4.75 in |
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| Bohrung/Hub Verhältnis | 0.58 | ||
| Verteilung | side valve (SV)
2 Ventile pro Zylinder 24 Insgesamt Ventile |
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| Leistung | 81 PS (80 bhp) (60 kW) bei 2800 U/min |
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| Max. Drehmoment | |||
| spezifisches Leistung | 10.8 kW/litre 14.6 ps/litre 14.4 bhp/litre 0.24 bhp/cu in |
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| Engine construction | |||
| Schmierung | |||
| Verdichtungsverhältnis | |||
| Vergasser/Einspritzung | 1 Rayfield carburettor | ||
| effektiver Mitteldruck | |||
| Höchstdrezahl | |||
| Anzahl der Kurbelwellenlager | |||
| Abkühlen | Water | ||
| Einheitszylinderinhalt | 462.33 cc | ||
| Aspiration | Normal | ||
| Kompressor-typ | N/A | ||
| Ladeluftkühler | None | ||
| Katalysator | N | ||
| Fahrleistungen | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vmax/Höchstgeschwindigkeit | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| Verbrauch | |||
| Verbrauch | |||
| 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) | |||
| Fahrgestell | |||
| Motor Platzierung | front | ||
| Engine layout | longitudinal | ||
| Antrieb | rear wheel drive | ||
| Drehmomentverteilung | N/A | ||
| Lenkungtyp | |||
| Lenkradumdrehungen | |||
| Wendekruis | |||
| Radaufhängen vorn | |||
| Radaufhängen hintern | |||
| Rädergröße vorn | |||
| Rädergröße hintern | |||
| Reifen vorn | 36 x 4½ | ||
| Reifen hintern | 36 x 4½ | ||
| Bremsen vorn/hintern | |||
| Bremse Durchmesser vorn | |||
| Bremse Durchmesser hintern | |||
| Braked area | |||
| Getriebe | 3 gang Schaltgetriebe | ||
| Hinterachse | 1 | ||
| Hinterachse Übersetzungen | 4.58 | ||
| Allgemein | |||
| Carfolio.com ID | 201465 | ||
| Production total | |||
| Modellnummer | |||
| RAC rating | 36.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1916 National Highway Twelve added 2009-08-31. Last modified 2013-02-28. |
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