The Spitfire IV is a rear wheel drive convertible/cabriolet passenger car with a front placed engine, sold by Triumph.
The 1.3 litre engine is a naturally aspirated, overhead valve, 4 cylinder unit that has an output of 61 bhp (62 PS/45 kW) of power at 5500 rpm, and maximum torque of 92 N·m (68 lb·ft/9.4 kgm) at 2900 rpm.
The engine transmits power to the wheels via a 4 speed manual transmission.
Stated weight at the kerb is 734 kg.
It is said to be able to attain a top speed of 156 km/h (97 mph).
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater convertible/cabriolet | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2110 | 83.1 | |
| Voies AV | 1245 | 49 | |
| Voies AR | 1220 | 48 | |
| Longueur | 3786 | 149.1 | |
| Largeur | 1488 | 58.6 | |
| Hauteur | 1125 | 44.3 | |
| Garde au sol | 127 | 5 | |
| 1.79 | |||
| Poids avec pleins | 734 kg | 1618 | |
| Répartition poids AV | 56% front | ||
| Réservoir à essence | 38 litres | 8.4 [10] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Triumph | ||
| Type moteur | |||
| Cylinders | Straight 4 | ||
| Cylindrée | 1.3 litre 1296 cc (79.087 cu in) |
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| Alésage × Course | 73.7 × 76 mm
2.9 × 2.99 in |
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| Rapport alésage / course | 0.97 | ||
| Distribution | overhead valve (OHV)
2 Soupapes par cylindre 8 Total vannes |
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| Puissance maximale (DIN) |
62 PS (61 bhp) (45 kW) à 5500 tr/mn |
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| Couple maximale (DIN) |
92 Nm (68 ft·lb) (9.4 kgm) à 2900 tr/mn |
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| Specific output (DIN) |
35.1 kW/litre 47.7 ps/litre 47.1 bhp/litre 0.77 bhp/cu in |
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(DIN) |
70.99 Nm/litre
0.86 ft·lb/cu3 |
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| Construction | |||
| Lubrification | |||
| Taux de compression | 9:1 | ||
| Carburant | 2 SU carbs | ||
| bmep (brake mean effective pressure) | 892.1 kPa (129.4 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 3 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 324 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | 10 s | ||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 156 km/h (97 mph) | ||
| Power-to-weight ratio | Higher is better 84.26 PS/tonne (1000 kg) 0.08 PS/kg 61.97 kW/tonne (1000 kg) 0.06 kW/kg 83.11 bhp/tonne (1000 kg) 0.08 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 16.14 kg/kW 26.95 lb/bhp |
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| Consommation | |||
| Consommation | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emissions de CO₂ | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Châssis | |||
| Emplacement de moteur | front | ||
| Engine layout | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | 3.750 | ||
| Turning circle | |||
| Suspension AV | I.W.CS.ARB. | ||
| Suspension AR | I.SwSemiAx.TL. | ||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | Di/Dr | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | 1322 cm2 | ||
| Transmission | 4 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.89 | ||
| Généralités | |||
| Carfolio.com ID | 55121 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 13.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1972 Triumph Spitfire IV added 1999-08-15. Last modified 2013-02-28. |
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