The Executive Hardtop 428 is a car from Pontiac, with rear wheel drive, a front located engine and a 4 door saloon (sedan) body style.
It is part of Pontiac's 256 series.
The Pontiac Executive Hardtop 428's engine is a naturally aspirated petrol, 7 litre, overhead valve 90 degree V 8 cylinder with 2 valves per cylinder. It produces 375 bhp (380 PS/280 kW) of power at 4800 rpm, and maximum torque of 640 N·m (472 lb·ft/65.3 kgm) at 3200 rpm.
The engine delivers its power through to the wheels via a 3 speed automatic 'box.
Full specs
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| Carrosserie | |||
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| Carrosserie | 4/5 seater sedan/saloon | ||
| Aantal portieren | 4 | ||
| Ontwerper | |||
| Afmetingen en gewicht | |||
| Wielbasis | 3150 | 124 | |
| Spoorbreedte voor | 1600 | 63 | |
| Spoorbreedte achter | 1626 | 64 | |
| Lengte | 5677 | 223.5 | |
| Breedte | 2027 | 79.8 | |
| Hoogte | 1367 | 53.8 | |
| Bodemvrijheid | |||
| 1.8 | |||
| Gewicht | |||
| Gewichtsverdeling | |||
| Benzinetank inhalt | |||
| Aërodynamica | |||
| Cw-waarde | |||
| Frontaal oppervlak | |||
| CdA | |||
| naturally aspirated petrol | |||
| Motor fabrikant | Pontiac | ||
| Motor nummer | |||
| Aantal cilinders | V 8 in 90° vee | ||
| Cilinderinhoud | 7 litre 6991 cc (426.617 cu in) |
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| Boring × Slag | 104.65 × 101.6 mm
4.12 × 4 in |
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| Boring/slag verhouding | 1.03 | ||
| Distributie | overhead valve (OHV)
2 Kleppen per cilinder 16 Totaal aantal kleppen |
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| Vermogen (gross) |
380 PS (375 bhp) (280 kW) bij 4800 t/min |
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| Max. koppel (gross) |
640 Nm (472 ft·lb) (65.3 kgm) bij 3200 t/min |
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| Specific output (gross) |
40 kW/litre 54.4 ps/litre 53.6 bhp/litre 0.88 bhp/cu in |
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(gross) |
91.55 Nm/litre
1.11 ft·lb/cu3 |
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| Motor constructie | |||
| Smering | Nat carter | ||
| Compressieverhouding | 10.5:1 | ||
| Brandstofsysteem | 1 carburettor | ||
| 1150.4 kPa (166.9 psi) | |||
| Maximum tpm | |||
| Aantal nokkenas lagers | 5 | ||
| Afkoeling | Water | ||
| Eenheidscylinderinhoud | 873.88 cc | ||
| Aanzuiging | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Katalysator | N | ||
| Prestasies | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Max. snelheid | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| Verbruik | |||
| Benzineverbruik | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| CO2 Emissies | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Onderstel | |||
| Motor plaatsing | front | ||
| Motor plaatsing | longitudinal | ||
| Aandrijving | rear wheel drive | ||
| Koppelverdeling | N/A | ||
| Stuurinrichting | |||
| Aantal omwentelingen stuurwiel | |||
| Draaicirkel | |||
| Wielophanging voor | |||
| Wielophanging achter | |||
| Velgmaat voor | 6JK x 14 | ||
| Velgmaat achter | 6JK x 14 | ||
| Bandenmaat voor | 8.55 x 14 | ||
| Bandenmaat agter | 8.55 x 14 | ||
| Bremmen voor/agter | Dr/Dr | ||
| Rem diameter voor | 279 mm | ||
| Rem diameter agter | 279 mm | ||
| Braked area | |||
| Versnellingsbak | 3 speed automatic | ||
| Hoogste versnelling verhouding | 1 | ||
| Achteras verhouding | 3.08 | ||
| Algemeen | |||
| Carfolio.com ID | 344223 | ||
| Totaal gebouwd | |||
| Bouwserie | 25639 | ||
| Model familie | 256 | ||
| RAC rating | 54.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1968 Pontiac Executive Hardtop 428 Automatic added 2013-07-15. Last modified 2020-06-10. |
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