The Isetta 300 Standard is a minicar with a rear mounted engine which transmits the power through the rear wheels.
The 0.3 litre engine is a naturally aspirated, overhead valve, 1 cylinder unit that produces 13 bhp (13.2 PS/9.7 kW) of power at 5200 rpm.
This power is supplied to the wheels through a 4 speed manual gearbox.
The Isetta 300 Standard weighs a claimed 350 kg at the kerb.
Top claimed speed is 82 km/h, which equates to 51 mph.
Full specs
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| bodywork | |||
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| Body type | 2 seater minicar | ||
| Number of doors | |||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 1473 mm | 58 inches | |
| Track/tread (front) | 1200 mm | 47.2 inches | |
| Track/tread (rear) | 521 mm | 20.5 inches | |
| Length | 2286 mm | 90 inches | |
| Width | 1384 mm | 54.5 inches | |
| Height | 1337 mm | 52.6 inches | |
| Ground clearance | 165 mm | 6.5 inches | |
| length:wheelbase ratio | 1.55 | ||
| Kerb weight | 350 kg | 772 lb | |
| Weight distribution | |||
| fuel tank capacity | 12.5 litres | 2.7 [3.3] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | |||
| Engine code | |||
| Cylinders | 1 | ||
| Capacity | 0.3 litre 297 cc (18.124 cu in) |
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| Bore × Stroke | 72 × 73 mm
2.83 × 2.87 in |
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| Bore/stroke ratio | 0.99 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 2 valves in total |
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| maximum power output (Net) |
13.2 PS (13 bhp) (9.7 kW) at 5200 rpm |
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| maximum torque (Net) |
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| Specific output (Net) |
32.6 kW/litre 44.4 ps/litre 43.8 bhp/litre 0.72 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 7:1 | ||
| Fuel system | 1 Bi carb | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Air | ||
| Unitary capacity | 297 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 | 29.8 s | ||
| Standing kilometre | |||
| Maximum speed | 82 km/h (51 mph) | ||
| Power-to-weight ratio | Higher is better 37.66 PS/tonne (1000 kg) 0.04 PS/kg 27.7 kW/tonne (1000 kg) 0.03 kW/kg 37.14 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 36.1 kg/kW 60.31 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 | rear | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | 9.10 m | ||
| Front suspension | I.CS. | ||
| Rear suspension | LA.QE. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | 568 cm2 | ||
| Gearbox | 4 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | 2.31 | ||
| general | |||
| Carfolio.com ID | 11968 | ||
| Production total | |||
| Model code | |||
| RAC rating | 3.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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Isetta 300 Standard added before December 1995. Last modified 2013-02-28. |
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