The Tornado Thunderbolt is a coupé with 2 doors and a front mounted engine which delivers its power through the rear wheels.
Its engine is a naturally aspirated petrol, 2 litre, overhead valve 4 cylinder with 2 valves per cylinder. This powerplant has an output of 100 bhp (101 PS/75 kW) of power at 5000 rpm, and maximum torque of 159 N·m (117 lb·ft/16.2 kgm) at 3000 rpm.
Quoted kerb weight is 725 kg.
Full specs
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| bodywork | |||
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| Body type | 2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2184 mm | 86 inches | |
| Track/tread (front) | 1295 mm | 51 inches | |
| Track/tread (rear) | 1295 mm | 51 inches | |
| Length | 3734 mm | 147 inches | |
| Width | 1581 mm | 62.2 inches | |
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.71 | ||
| Kerb weight | 725 kg | 1598 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Triumph | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2 litre 1991 cc (121.498 cu in) |
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| Bore × Stroke | 83 × 92 mm
3.27 × 3.62 in |
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| Bore/stroke ratio | 0.9 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output | 101 PS (100 bhp) (75 kW) at 5000 rpm |
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| maximum torque | 159 Nm (117 ft·lb) (16.2 kgm) at 3000 rpm |
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| Specific output | 37.5 kW/litre 50.9 ps/litre 50.2 bhp/litre 0.82 bhp/cu in |
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| Specific torque |
79.86 Nm/litre
0.97 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 8.5:1 | ||
| Fuel system | 2 SU carbs | ||
| bmep (brake mean effective pressure) | 1003.5 kPa (145.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 497.75 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 139.85 PS/tonne (1000 kg) 0.14 PS/kg 102.86 kW/tonne (1000 kg) 0.1 kW/kg 137.93 bhp/tonne (1000 kg) 0.14 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 9.72 kg/kW 16.24 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 | unknown | ||
| 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 | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 18524 | ||
| Production total | |||
| Model code | |||
| RAC rating | 17.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1959 Tornado Thunderbolt added before December 1995. Last modified 2013-02-28. |
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