The Pontiac Firebird is a rear wheel drive vehicle, with its engine positioned in the front, and a 2 door coupé bodyshell.
Powering the Pontiac Firebird is an overhead valve, 2.5 litre naturally aspirated 4 cylinder motor, with 2 valves per cylinder that produces power and torque figures of 88 bhp (89 PS/66 kW) at 4400 rpm and 179 N·m (132 lb·ft/18.3 kgm) at 2800 rpm respectively.
A 5 speed manual gearbox transmits the power to the wheels.
The stated kerb weight is 1301 kg.
It is claimed to attain a top speed of 161 km/h (100 mph).
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2565 mm | 101 inches | |
| Track/tread (front) | 1540 mm | 60.6 inches | |
| Track/tread (rear) | 1565 mm | 61.6 inches | |
| Length | 4840 mm | 190.6 inches | |
| Width | 1840 mm | 72.4 inches | |
| Height | 1260 mm | 49.6 inches | |
| Ground clearance | 115 mm | 4.5 inches | |
| length:wheelbase ratio | 1.89 | ||
| Kerb weight | 1301 kg | 2868 lb | |
| Weight distribution | 54% front | ||
| fuel tank capacity | 60.6 litres | 13.3 [16] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | GM | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2.5 litre 2471 cc (150.79 cu in) |
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| Bore × Stroke | 101.6 × 76.2 mm
4 × 3 in |
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| Bore/stroke ratio | 1.33 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output (SAEnet) |
89 PS (88 bhp) (66 kW) at 4400 rpm |
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| maximum torque (SAEnet) |
179 Nm (132 ft·lb) (18.3 kgm) at 2800 rpm |
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| Specific output (SAEnet) |
26.6 kW/litre 36.1 ps/litre 35.6 bhp/litre 0.58 bhp/cu in |
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| Specific torque (SAEnet) |
72.44 Nm/litre
0.88 ft·lb/cu3 |
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| Engine construction | cast iron block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 9:1 | ||
| Fuel system | Fuel injection | ||
| bmep (brake mean effective pressure) | 910.3 kPa (132 psi) | ||
| Maximum RPM | 5000 rpm | ||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 617.75 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 161 km/h (100 mph) | ||
| Power-to-weight ratio | Higher is better 68.58 PS/tonne (1000 kg) 0.07 PS/kg 50.44 kW/tonne (1000 kg) 0.05 kW/kg 67.64 bhp/tonne (1000 kg) 0.07 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 19.83 kg/kW 33.12 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | |||
| 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) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | 2.410 | ||
| Turning circle | |||
| Front suspension | I.W.CS.ARB. | ||
| Rear suspension | LA.LongLeadArms.CS.ARB. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | P195/75 R 14 | ||
| Tyres rear | P195/75 R 14 | ||
| Brakes F/R | VeDi/Dr-S | ||
| Front brake diameter | 267 mm | ||
| Rear brake diameter | |||
| Braked area | 1985 cm2 | ||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.72 | ||
| Final drive ratio | 3.73 | ||
| general | |||
| Carfolio.com ID | 99209 | ||
| Production total | |||
| Model code | |||
| RAC rating | 25.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1985 Pontiac Firebird added 2002-09-05. Last modified 2013-02-28. |
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