The Buick Gran Sport 'GS' 455 Stage I is a 2 door convertible/cabriolet style motor vehicle with a front positioned engine powering the rear wheels.
The Buick Gran Sport 'GS' 455 Stage I belongs to the Series 44600 range of cars from Buick.
Its engine is a naturally aspirated petrol, 7.5 litre, overhead valve 90 degree V 8 cylinder with 2 valves per cylinder. This powerplant develops 360 bhp (365 PS/268 kW) of power at 4600 rpm, and maximum torque of 691 N·m (510 lb·ft/70.5 kgm) at 2800 rpm.
This power is transferred to the wheels via a 3 speed automatic transmission.
Stated kerb weight is 1702 kg.
Maximum speed claimed is 233 km/h or 145 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2+2 seater convertible/cabriolet | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2845 | 112 | |
| Voies AV | 1511 | 59.5 | |
| Voies AR | 1499 | 59 | |
| Longueur | 5100 | 200.8 | |
| Largeur | 1918 | 75.5 | |
| Hauteur | 1359 | 53.5 | |
| Garde au sol | |||
| 1.79 | |||
| Poids avec pleins | 1702 kg | 3752 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | GM | ||
| Type moteur | |||
| Cylinders | V 8 in 90° vee | ||
| Cylindrée | 7.5 litre 7458 cc (455.115 cu in) |
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| Alésage × Course | 109.5 × 99 mm
4.31 × 3.9 in |
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| Rapport alésage / course | 1.11 | ||
| Distribution | overhead valve (OHV)
2 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale (gross) |
365 PS (360 bhp) (268 kW) à 4600 tr/mn |
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| Couple maximale (gross) |
691 Nm (510 ft·lb) (70.5 kgm) à 2800 tr/mn |
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| Specific output (gross) |
36 kW/litre 48.9 ps/litre 48.3 bhp/litre 0.79 bhp/cu in |
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(gross) |
92.65 Nm/litre
1.12 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 10.5:1 | ||
| Carburant | 1 Rochester carburettor | ||
| bmep (brake mean effective pressure) | 1164.3 kPa (168.9 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 932.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | 5.5 s | ||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | 13.79 s
@ 104.5 mph |
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| 0-1000m | |||
| Vitesse | 233 km/h (145 mph) | ||
| Power-to-weight ratio | Higher is better 214.46 PS/tonne (1000 kg) 0.21 PS/kg 157.73 kW/tonne (1000 kg) 0.16 kW/kg 211.52 bhp/tonne (1000 kg) 0.21 bhp/kg 0.09 bhp/lb |
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| Weight-to-power ratio | Lower is better 6.34 kg/kW 10.59 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 | 5.560 | ||
| Turning circle | |||
| Suspension AV | |||
| Suspension AR | |||
| Roues AV | 6.00JK x 14 | ||
| Roues AR | 6.00JK x 14 | ||
| Pneumatiques AV | G78-14 | ||
| Pneumatiques AR | G78-14 | ||
| Freins AV/AR | Dr/Dr | ||
| Diamètre des freins AV | 241 mm | ||
| Diamètre des freins AR | 241 mm | ||
| Braked area | |||
| Transmission | 3 speed automatic | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.91 | ||
| Généralités | |||
| Carfolio.com ID | 44913 | ||
| Production total | |||
| Type mines | 44637 | ||
| Series 44600 | |||
| RAC rating | 59.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1969 Buick Gran Sport 'GS' 455 Stage I (1970) added before December 1995. Last modified 2020-12-20. |
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