The Triumph Spitfire II is a 2 door convertible/cabriolet-bodied motor vehicle with a front positioned engine powering the rear wheels.
Powering the Triumph Spitfire II is an overhead valve, 1.1 litre naturally aspirated 4 cylinder powerplant, with 2 valves per cylinder that provides power and torque figures of 67 bhp (68 PS/50 kW) at 6000 rpm and 91 N·m (67 lb·ft/9.3 kgm) at 3750 rpm respectively.
A 4 speed manual gearbox delivers the power to the driven wheels.
The Triumph Spitfire II weighs a quoted 711 kg at the kerb.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2108 mm | 83 inches | |
| Track/tread (front) | 1245 mm | 49 inches | |
| Track/tread (rear) | 1219 mm | 48 inches | |
| Length | 3683 mm | 145 inches | |
| Width | 1448 mm | 57 inches | |
| Height | 1207 mm | 47.5 inches | |
| Ground clearance | 127 mm | 5 inches | |
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | 711 kg | 1567 lb | |
| Weight distribution | |||
| fuel tank capacity | 37.5 litres | 8.2 [9.9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Triumph | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.1 litre 1147 cc (69.994 cu in) |
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| Bore × Stroke | 69.3 × 76 mm
2.73 × 2.99 in |
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| Bore/stroke ratio | 0.91 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 8 valves in total |
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| maximum power output (Net) |
68 PS (67 bhp) (50 kW) at 6000 rpm |
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| maximum torque (Net) |
91 Nm (67 ft·lb) (9.3 kgm) at 3750 rpm |
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| Specific output (Net) |
43.6 kW/litre 59.2 ps/litre 58.4 bhp/litre 0.96 bhp/cu in |
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| Specific torque (Net) |
79.34 Nm/litre
0.96 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 9:1 | ||
| Fuel system | 2 SU carbs | ||
| bmep (brake mean effective pressure) | 997 kPa (144.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 286.75 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 95.54 PS/tonne (1000 kg) 0.1 PS/kg 70.27 kW/tonne (1000 kg) 0.07 kW/kg 94.23 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 14.23 kg/kW 23.77 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 | 3.750 | ||
| Turning circle | 7.60 m | ||
| Front suspension | I.CS. | ||
| Rear suspension | I.TL. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | 1284 cm2 | ||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.11 | ||
| general | |||
| Carfolio.com ID | 55110 | ||
| Production total | |||
| Model code | |||
| RAC rating | 11.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1970 Triumph Spitfire II added 1996-11-23. Last modified 2013-02-28. |
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