The 745i is a rear wheel drive Paul Bracq designed saloon (sedan) passenger car with a front mounted engine, manufactured by BMW.
The BMW 745i belongs to the E23 range of cars from BMW.
The 3.4 litre engine is a turbocharged, single overhead camshaft, 6 cylinder unit that produces 248.5 bhp (252 PS/185 kW) of power at 4900 rpm, and maximum torque of 380 N·m (280 lb·ft/38.8 kgm) at 2200 rpm.
A 4 speed automatic gearbox transmits the power to the wheels.
Its claimed kerb weight is 1590 kg.
Maximum speed quoted is 227 km/h or 141 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 4/5 seater sedan/saloon | ||
| Nombre de portes | 4 | ||
| Designer | Paul Bracq | ||
| Dimensions et poids | |||
| Empattement | 2795 | 110 | |
| Voies AV | 1500 | 59.1 | |
| Voies AR | 1520 | 59.8 | |
| Longueur | 4860 | 191.3 | |
| Largeur | 1800 | 70.9 | |
| Hauteur | 1430 | 56.3 | |
| Garde au sol | |||
| 1.74 | |||
| Poids avec pleins | 1590 kg | 3505 | |
| Répartition poids AV | |||
| Réservoir à essence | 96 litres | 21.1 [25.4] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| turbocharged petrol | |||
| Constructeur du moteur | BMW | ||
| Type moteur | M30B34 | ||
| Cylinders | Straight 6 | ||
| Cylindrée | 3.4 litre 3430 cc (209.311 cu in) |
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| Alésage × Course | 92 × 86 mm
3.62 × 3.39 in |
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| Rapport alésage / course | 1.07 | ||
| Distribution | single overhead camshaft (SOHC)
2 Soupapes par cylindre 12 Total vannes |
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| Puissance maximale (DIN) |
252 PS (248.5 bhp) (185 kW) à 4900 tr/mn |
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| Couple maximale (DIN) |
380 Nm (280 ft·lb) (38.8 kgm) à 2200 tr/mn |
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| Specific output (DIN) |
54 kW/litre 73.5 ps/litre 72.4 bhp/litre 1.19 bhp/cu in |
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(DIN) |
110.79 Nm/litre
1.34 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 8:1 | ||
| Carburant | Bosch Motronic II fuel injection | ||
| bmep (brake mean effective pressure) | 1392.2 kPa (201.9 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 7 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 571.67 cc | ||
| Aspiration | Turbo | ||
| Compressor | 1 KKK turbo | ||
| Intercooler | Air/Air | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | 5.6 s | ||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | 15.8 s | ||
| 0-1000m | |||
| Vitesse | 227 km/h (141 mph) | ||
| Power-to-weight ratio | Higher is better 158.46 PS/tonne (1000 kg) 0.16 PS/kg 116.54 kW/tonne (1000 kg) 0.12 kW/kg 156.29 bhp/tonne (1000 kg) 0.16 bhp/kg 0.07 bhp/lb |
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| Weight-to-power ratio | Lower is better 8.58 kg/kW 14.33 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 | 3.800 | ||
| Turning circle | 11.60 m | ||
| Suspension AV | I.CS.ARB. | ||
| Suspension AR | I.STA.CS. | ||
| Roues AV | 6½ x 14 | ||
| Roues AR | 6½ x 14 | ||
| Pneumatiques AV | 205/70 VR 14 | ||
| Pneumatiques AR | 205/70 VR 14 | ||
| Freins AV/AR | VeDi/Di-ABS-S | ||
| Diamètre des freins AV | 280 mm | ||
| Diamètre des freins AR | 280 mm | ||
| Braked area | |||
| Transmission | 4 speed automatic | ||
| Rapport de démultiplication supérieure | 0.73 | ||
| Rapport de pont | 2.93 | ||
| Généralités | |||
| Carfolio.com ID | 24376 | ||
| Production total | |||
| Type mines | |||
| E23 | |||
| RAC rating | 31.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1981 BMW 745i Automatic added before December 1995. Last modified 2019-08-09. |
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