Jowett Jupiter R1 is a car that has a 2 door convertible/cabriolet type body with a front mounted engine powering the rear wheels.
The Jowett Jupiter R1's engine is a naturally aspirated petrol, 1.5 litre, overhead valve 4 cylinder with 2 valves per cylinder. This powerplant produces 70 bhp (71 PS/52 kW) of power at 5000 rpm.
Quoted weight at the kerb is 686 kg.
Top stated speed is 161 km/h (100 mph).
Full specs
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| bodywork | |||
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| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2362 mm | 93 inches | |
| Track/tread (front) | 1321 mm | 52 inches | |
| Track/tread (rear) | 1321 mm | 52 inches | |
| Length | 4343 mm | 171 inches | |
| Width | 1575 mm | 62 inches | |
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.84 | ||
| Kerb weight | 686 kg | 1512 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Jowett | ||
| Engine code | |||
| Cylinders | Flat 4 | ||
| Capacity | 1.5 litre 1486 cc (90.681 cu in) |
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| Bore × Stroke | 72.5 × 90 mm
2.85 × 3.54 in |
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| Bore/stroke ratio | 0.81 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output | 71 PS (70 bhp) (52 kW) at 5000 rpm |
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| maximum torque | |||
| Specific output | 35.1 kW/litre 47.8 ps/litre 47.1 bhp/litre 0.77 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 9.25:1 | ||
| Fuel system | 2 Ze carbs | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 371.5 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 | 161 km/h (100 mph) | ||
| Power-to-weight ratio | Higher is better 103.46 PS/tonne (1000 kg) 0.1 PS/kg 76.09 kW/tonne (1000 kg) 0.08 kW/kg 102.04 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 13.14 kg/kW 21.95 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 | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | |||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.10 | ||
| general | |||
| Carfolio.com ID | 63778 | ||
| Production total | |||
| Model code | |||
| RAC rating | 13.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1951 Jowett Jupiter R1 added before December 1995. Last modified 2013-02-28. |
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