This car has a 2 door convertible/cabriolet body style with a front located engine powering the rear wheels.
The Pontiac Firebird Trans Am Convertible belongs to the 2F model family from Pontiac.
The Pontiac Firebird Trans Am Convertible's engine is a naturally aspirated petrol, 5 litre, overhead valve 90 degree V 8 cylinder with 2 valves per cylinder. This powerplant develops 205 bhp (208 PS/153 kW) of power at 4200 rpm, and maximum torque of 387 N·m (285 lb·ft/39.5 kgm) at 3200 rpm.
Power is supplied to the wheels by means of a 4 speed automatic transmission.
Full specs
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| bodywork | |||
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| Body type | 2+2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2565 mm | 101 inches | |
| Track/tread (front) | 1541 mm | 60.7 inches | |
| Track/tread (rear) | 1564 mm | 61.6 inches | |
| Length | 4958 mm | 195.2 inches | |
| Width | 1849 mm | 72.8 inches | |
| Height | 1262 mm | 49.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.93 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 58.7 litres | 12.9 [15.5] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | GM | ||
| Engine code | LB9 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5 litre 5001 cc (305.18 cu in) |
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| Bore × Stroke | 94.89 × 88.39 mm
3.74 × 3.48 in |
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| Bore/stroke ratio | 1.07 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (SAE net) |
208 PS (205 bhp) (153 kW) at 4200 rpm |
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| maximum torque (SAE net) |
387 Nm (285 ft·lb) (39.5 kgm) at 3200 rpm |
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| Specific output (SAE net) |
30.6 kW/litre 41.6 ps/litre 41 bhp/litre 0.67 bhp/cu in |
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| Specific torque (SAE net) |
77.38 Nm/litre
0.94 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.3:1 | ||
| Fuel system | EFI | ||
| bmep (brake mean effective pressure) | 972.4 kPa (141 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 625.13 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 | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| 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 | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 8 x 16 | ||
| Wheel size rear | 8 x 16 | ||
| Tyres front | P215/60 R 16 | ||
| Tyres rear | P215/60 R 16 | ||
| Brakes F/R | VeDi/Dr-S | ||
| Front brake diameter | 267 mm | ||
| Rear brake diameter | 241 mm | ||
| Braked area | |||
| Gearbox | 4 speed automatic | ||
| Top gear ratio | 0.7 | ||
| Final drive ratio | 2.73 | ||
| general | |||
| Carfolio.com ID | 771584 | ||
| Production total | |||
| Model code | W67 | ||
| Model family | 2F | ||
| RAC rating | 44.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1991 Pontiac Firebird Trans Am Convertible Automatic added 2022-09-16. Last modified 2022-09-18. |
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