Pontiac Executive Hardtop 428 H.O. is a car that has a 4 door saloon (sedan) type body with a front mounted engine driving through the rear wheels.
The Pontiac Executive Hardtop 428 H.O. is one of the 256 model family from Pontiac.
Power is supplied by an overhead valve, 7 litre naturally aspirated 8 cylinder motor, with 2 valves per cylinder that provides power and torque figures of 390 bhp (395 PS/291 kW) at 5200 rpm and 630 N·m (465 lb·ft/64.2 kgm) at 3400 rpm respectively.
The power is transmitted to the wheels through a 3 speed automatic gearbox.
Full specs
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| Karosserie | |||
|---|---|---|---|
| Karosserie | 4/5 seater sedan/saloon | ||
| Anzahl türen | 4 | ||
| Entwerfer | |||
| Maße und Gewicht | |||
| Radstand | 3150 | 124 Zoll | |
| Spurweite vorn | 1600 | 63 Zoll | |
| Spurweite hinten | 1626 | 64 Zoll | |
| Länge | 5677 | 223.5 Zoll | |
| Breite | 2027 | 79.8 Zoll | |
| Höhe | 1367 | 53.8 Zoll | |
| Bodenfreiheit | |||
| 1.8 | |||
| Leergewicht | |||
| Gewichtsverteilung (vorn) | |||
| Tankinhalt | |||
| Aerodynamik | |||
| Luftwiderstandsbeiwert | |||
| Stirnfläche | |||
| CdA | |||
| Motorisierung | |||
| naturally aspirated petrol | |||
| Motor Hersteller | Pontiac | ||
| Motor-Typ | |||
| Anzahl zylinders | V 8 in 90° vee | ||
| Hubraum | 7 litre 6991 cc (426.617 cu in) |
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| Bohrung × Hub | 104.65 × 101.6 mm
4.12 × 4 in |
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| Bohrung/Hub Verhältnis | 1.03 | ||
| Verteilung | overhead valve (OHV)
2 Ventile pro Zylinder 16 Insgesamt Ventile |
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| Leistung (gross) |
395 PS (390 bhp) (291 kW) bei 5200 U/min |
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| Max. Drehmoment (gross) |
630 Nm (465 ft·lb) (64.2 kgm) bei 3400 U/min |
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| spezifisches Leistung (gross) |
41.6 kW/litre 56.6 ps/litre 55.8 bhp/litre 0.91 bhp/cu in |
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| Spezifisches Drehmoment (gross) |
90.12 Nm/litre
1.09 ft·lb/cu3 |
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| Engine construction | |||
| Schmierung | nassersumpf | ||
| Verdichtungsverhältnis | 10.5:1 | ||
| Vergasser/Einspritzung | 1 carburettor | ||
| effektiver Mitteldruck | 1132.4 kPa (164.2 psi) | ||
| Höchstdrezahl | |||
| Anzahl der Kurbelwellenlager | 5 | ||
| Abkühlen | Water | ||
| Einheitszylinderinhalt | 873.88 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 | 6JK x 14 | ||
| Rädergröße hintern | 6JK x 14 | ||
| Reifen vorn | 8.55 x 14 | ||
| Reifen hintern | 8.55 x 14 | ||
| Bremsen vorn/hintern | Dr/Dr | ||
| Bremse Durchmesser vorn | 279 mm | ||
| Bremse Durchmesser hintern | 279 mm | ||
| Braked area | |||
| Getriebe | 3 gang Automatikgetriebe | ||
| Hinterachse | 1 | ||
| Hinterachse Übersetzungen | 3.42 | ||
| Allgemein | |||
| Carfolio.com ID | 344322 | ||
| Production total | |||
| Modellnummer | 25639 | ||
| 256 | |||
| RAC rating | 54.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1968 Pontiac Executive Hardtop 428 H.O. Automatic added 2013-07-15. Last modified 2020-06-10. |
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