The Pontiac Firebird Trans Am is a coupé with 2 doors and a front mounted powerplant which delivers its power to the rear wheels.
The 8 cylinder, overhead valve turbocharged engine has 2 valves per cylinder and a displacement of 4.9 litres. This unit provides power and torque figures of 200 bhp (203 PS/149 kW) at 4000 rpm and 459 Nm (339 lbft/46.8 kgm) at 2000 rpm respectively.
The engine transfers its power through to the wheels by means of a 3 speed automatic gearbox.
Its stated weight at the kerb is 1616 kg.
It is claimed to achieve a top speed of 190 km/h (118 mph).
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2+2 seater fixed-head coupé | ||
| Aantal portieren | 2 | ||
| Ontwerper | |||
| Afmetingen en gewicht | |||
| Wielbasis | 2748 | 108.2 | |
| Spoorbreedte voor | 1557 | 61.3 | |
| Spoorbreedte achter | 1524 | 60 | |
| Lengte | 5032 | 198.1 | |
| Breedte | 1854 | 73 | |
| Hoogte | 1252 | 49.3 | |
| Bodemvrijheid | 117 | 4.6 | |
| 1.83 | |||
| Gewicht | 1616 kg | 3563 | |
| Gewichtsverdeling | |||
| Benzinetank inhalt | 79.6 litres | 17.5 [21] UK [US] gal. | |
| Aërodynamica | |||
| Cw-waarde | |||
| Frontaal oppervlak | |||
| CdA | |||
| turbocharged petrol | |||
| Motor fabrikant | GM | ||
| Motor nummer | |||
| Aantal cilinders | V 8 in 90° vee | ||
| Cilinderinhoud | 4.9 litre 4942 cc (301.579 cu in) |
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| Boring × Slag | 101.6 × 76.2 mm
4 × 3 in |
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| Boring/slag verhouding | 1.33 | ||
| Distributie | overhead valve (OHV)
2 Kleppen per cilinder 16 Totaal aantal kleppen |
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| Vermogen (SAEnet) |
203 PS (200 bhp) (149 kW) bij 4000 t/min |
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| Max. koppel (SAEnet) |
459 Nm (339 ft·lb) (46.8 kgm) bij 2000 t/min |
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| Specific output (SAEnet) |
30.2 kW/litre 41 ps/litre 40.5 bhp/litre 0.66 bhp/cu in |
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(SAEnet) |
92.88 Nm/litre
1.12 ft·lb/cu3 |
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| Motor constructie | cast iron block & head | ||
| Smering | Nat carter | ||
| Compressieverhouding | 7.5:1 | ||
| Brandstofsysteem | 1 Ro M4MC carb | ||
| 1167.1 kPa (169.3 psi) | |||
| Maximum tpm | 4000 t/min | ||
| Aantal nokkenas lagers | 5 | ||
| Afkoeling | Water | ||
| Eenheidscylinderinhoud | 617.75 cc | ||
| Aanzuiging | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Katalysator | Y | ||
| Prestasies | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Max. snelheid | 190 km/h (118 mph) | ||
| Power-to-weight ratio | Higher is better 125.48 PS/tonne (1000 kg) 0.13 PS/kg 92.29 kW/tonne (1000 kg) 0.09 kW/kg 123.76 bhp/tonne (1000 kg) 0.12 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.84 kg/kW 18.1 lb/bhp |
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| 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 | 2.410 | ||
| Draaicirkel | 12.60 m | ||
| Wielophanging voor | I.W.CS.ARB. | ||
| Wielophanging achter | LA.SE.ARB. | ||
| Velgmaat voor | |||
| Velgmaat achter | |||
| Bandenmaat voor | P225/70 R 15 | ||
| Bandenmaat agter | P225/70 R 15 | ||
| Bremmen voor/agter | VeDi/Dr-S | ||
| Rem diameter voor | 279 mm | ||
| Rem diameter agter | |||
| Braked area | 2106 cm2 | ||
| Versnellingsbak | 3 speed automatic | ||
| Hoogste versnelling verhouding | 1 | ||
| Achteras verhouding | 3.08 | ||
| Algemeen | |||
| Carfolio.com ID | 99561 | ||
| Totaal gebouwd | |||
| Bouwserie | |||
| RAC rating | 51.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1981 Pontiac Firebird Trans Am added 2002-09-05. Last modified 2013-02-28. |
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