The Pontiac Firebird Formula 400 is a 2 door coupé-bodied car with a front mounted engine powering the rear wheels.
Its 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a capacity of 6.6 litres. This unit produces power and torque figures of 300 bhp (304 PS/224 kW) at 4800 rpm and 543 Nm (400 lbft/55.4 kgm) at 3600 rpm respectively.
The engine transmits power to the wheels through a 3 speed manual transmission.
Full specs
|
|
|||
| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2743 mm | 108 inches | |
| Track/tread (front) | 1565 mm | 61.6 inches | |
| Track/tread (rear) | 1532 mm | 60.3 inches | |
| Length | 4867 mm | 191.6 inches | |
| Width | 1864 mm | 73.4 inches | |
| Height | 1280 mm | 50.4 inches | |
| Ground clearance | 117 mm | 4.6 inches | |
| length:wheelbase ratio | 1.77 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 64.4 litres | 14.2 [17] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Pontiac | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 6.6 litre 6564 cc (400.56 cu in) |
||
| Bore × Stroke | 104.7 × 95.3 mm
4.12 × 3.75 in |
||
| Bore/stroke ratio | 1.1 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
||
| maximum power output (gross) |
304 PS (300 bhp) (224 kW) at 4800 rpm |
||
| maximum torque (gross) |
543 Nm (400 ft·lb) (55.4 kgm) at 3600 rpm |
||
| Specific output (gross) |
34.1 kW/litre 46.3 ps/litre 45.7 bhp/litre 0.75 bhp/cu in |
||
| Specific torque (gross) |
82.72 Nm/litre
1 ft·lb/cu3 |
||
| Engine construction | cast iron block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 8.2:1 | ||
| Fuel system | 1 carburettor | ||
| bmep (brake mean effective pressure) | 1039.5 kPa (150.8 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 820.5 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| 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 | 7 x 14 | ||
| Wheel size rear | 7 x 14 | ||
| Tyres front | F70-14 | ||
| Tyres rear | F70-14 | ||
| Brakes F/R | Di/Dr | ||
| Front brake diameter | 277 mm | ||
| Rear brake diameter | 241 mm | ||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.42 | ||
| general | |||
| Carfolio.com ID | 462209 | ||
| Production total | |||
| Model code | |||
| RAC rating | 54.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
|
1971 Pontiac Firebird Formula 400 added 2016-03-21. Last modified 2020-03-16. |
|||