The Twelve Brunn Metropolitan Town Brougham is a rear wheel drive landaulette car with a front placed engine, manufactured by Pierce-Arrow.
The Twelve Brunn Metropolitan Town Brougham forms part of Pierce-Arrow's 1702 family of cars.
The Pierce-Arrow Twelve Brunn Metropolitan Town Brougham's engine is a naturally aspirated petrol, 7.6 litre, side valve 80 degree V 12 cylinder with 2 valves per cylinder. This unit develops 185 bhp (188 PS/138 kW) of power at 3400 rpm.
The engine transmits power to the wheels via a 3 speed manual gearbox.
Full specs
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| bodywork | |||
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| Body type | 6/7 seater landaulette | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3658 mm | 144 inches | |
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | |||
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | |||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Pierce-Arrow | ||
| Engine code | |||
| Cylinders | V 12 in 80° vee | ||
| Capacity | 7.6 litre 7568 cc (461.828 cu in) |
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| Bore × Stroke | 88.9 × 101.6 mm
3.5 × 4 in |
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| Bore/stroke ratio | 0.88 | ||
| Valve gear | side valve (SV)
2 valves per cylinder 24 valves in total |
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| maximum power output | 188 PS (185 bhp) (138 kW) at 3400 rpm |
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| maximum torque | |||
| Specific output | 18.2 kW/litre 24.8 ps/litre 24.4 bhp/litre 0.4 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 6.4:1 | ||
| Fuel system | |||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | 7 | ||
| Engine coolant | Water | ||
| Unitary capacity | 630.67 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 | |||
| Wheel size rear | |||
| Tyres front | 17 x 7.50 | ||
| Tyres rear | 17 x 7.50 | ||
| Brakes F/R | Dr/Dr-S | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.58 | ||
| general | |||
| Carfolio.com ID | 448074 | ||
| Production total | |||
| Model code | |||
| Model family | 1702 | ||
| RAC rating | 58.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1937 Pierce-Arrow Twelve Brunn Metropolitan Town Brougham added 2015-12-29. Last modified 2020-03-16. |
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