The National Roadster is a motor car from Chevrolet, with rear wheel drive, a front mounted engine and a 2 door roadster body style.
The Chevrolet National Roadster is one of the AB range of cars from Chevrolet.
Its 2.8 litre engine is a naturally aspirated, overhead valve, 4 cylinder that develops 35 bhp (35.5 PS/26.1 kW) of power at 2200 rpm.
The engine transfers its power through to the wheels via a 3 speed manual transmission.
Quoted kerb weight is 955 kg.
Full specs
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| bodywork | |||
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| Body type | 2 seater roadster | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2705 mm | 106.5 inches | |
| Track/tread (front) | 1422 mm | 56 inches | |
| Track/tread (rear) | 1422 mm | 56 inches | |
| Length | 3862 mm | 152 inches | |
| Width | 1689 mm | 66.5 inches | |
| Height | 1770 mm | 69.7 inches | |
| Ground clearance | 230 mm | 9.1 inches | |
| length:wheelbase ratio | 1.43 | ||
| Kerb weight | 955 kg | 2105 lb | |
| Weight distribution | 49.4% front | ||
| fuel tank capacity | 37.9 litres | 8.3 [10] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Chevrolet | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2.8 litre 2800 cc (170.866 cu in) |
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| Bore × Stroke | 93.66 × 101.6 mm
3.69 × 4 in |
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| Bore/stroke ratio | 0.92 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output | 35.5 PS (35 bhp) (26.1 kW) at 2200 rpm |
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| maximum torque | |||
| Specific output | 9.3 kW/litre 12.7 ps/litre 12.5 bhp/litre 0.2 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 4.5:1 | ||
| Fuel system | 1 Carter carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | 3 | ||
| Engine coolant | Water | ||
| Unitary capacity | 700 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 | Higher is better 37.16 PS/tonne (1000 kg) 0.04 PS/kg 27.33 kW/tonne (1000 kg) 0.03 kW/kg 36.65 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 36.59 kg/kW 61.12 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 | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 30 x 4.50 | ||
| Wheel size rear | 30 x 4.50 | ||
| Tyres front | 30 x 4.50 | ||
| Tyres rear | 30 x 4.50 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 267 mm | ||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.18 | ||
| general | |||
| Carfolio.com ID | 291247 | ||
| Production total | |||
| Model code | |||
| Model family | AB | ||
| RAC rating | 21.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1928 Chevrolet National Roadster added 2012-11-11. Last modified 2020-02-02. |
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