The Pontiac Big Six Sport Roadster is a rear wheel drive automobile, with the engine positioned in the front, and a 2 door roadster bodyshell.
The Big Six Sport Roadster is part of Pontiac's 6-30B range of cars.
The power is produced by a naturally aspirated engine of 3.3 litre capacity. This unit features side valve valve gear, 6 cylinder layout, and 2 valves per cylinder. It has an output of 60 bhp (61 PS/45 kW) of power at 3000 rpm.
A 3 speed manual 'box delivers the power to the driven wheels.
Full specs
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| bodywork | |||
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| Body type | 2 seater roadster | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2794 mm | 110 inches | |
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | 4258 mm | 167.6 inches | |
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.52 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 49.2 litres | 10.8 [13] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Pontiac | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 3.3 litre 3280 cc (200.158 cu in) |
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| Bore × Stroke | 84.1 × 98.4 mm
3.31 × 3.87 in |
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| Bore/stroke ratio | 0.85 | ||
| Valve gear | side valve (SV)
2 valves per cylinder 12 valves in total |
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| maximum power output | 61 PS (60 bhp) (45 kW) at 3000 rpm |
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| maximum torque | |||
| Specific output | 13.6 kW/litre 18.5 ps/litre 18.3 bhp/litre 0.3 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 4.9:1 | ||
| Fuel system | 1 Marvel carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | 3 | ||
| Engine coolant | Water | ||
| Unitary capacity | 546.67 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 | 4 x 19 | ||
| Wheel size rear | 4 x 19 | ||
| Tyres front | 29 x 5 | ||
| Tyres rear | 29 x 5 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.42 | ||
| general | |||
| Carfolio.com ID | 823515 | ||
| Production total | |||
| Model code | |||
| Model family | 6-30B | ||
| RAC rating | 26.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1930 Pontiac Big Six Sport Roadster added 2025-01-25. Last modified 2025-01-25. |
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