The De Soto Firesweep Sportsman PowerFlite is a 2 door coupé-bodied car with a front positioned engine driving through the rear wheels.
The De Soto Firesweep Sportsman PowerFlite is one of the LS1-L model family from De Soto.
The 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a capacity of 5.7 litres. In this application it musters power and torque figures of 280 bhp (284 PS/209 kW) at 4600 rpm and 515 Nm (380 lbft/52.5 kgm) at 2400 rpm respectively.
The engine supplies its power through to the wheels via a 2 speed automatic transmission.
Full specs
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| bodywork | |||
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| Body type | 4/5 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3099 mm | 122 inches | |
| Track/tread (front) | 1546 mm | 60.9 inches | |
| Track/tread (rear) | 1518 mm | 59.8 inches | |
| Length | 5499 mm | 216.5 inches | |
| Width | 1989 mm | 78.3 inches | |
| Height | 1440 mm | 56.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.77 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 76 litres | 16.7 [20.1] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | De Soto | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5.7 litre 5734 cc (349.91 cu in) |
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| Bore × Stroke | 103.1 × 85.85 mm
4.06 × 3.38 in |
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| Bore/stroke ratio | 1.2 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (gross) |
284 PS (280 bhp) (209 kW) at 4600 rpm |
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| maximum torque (gross) |
515 Nm (380 ft·lb) (52.5 kgm) at 2400 rpm |
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| Specific output (gross) |
36.4 kW/litre 49.5 ps/litre 48.8 bhp/litre 0.8 bhp/cu in |
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| Specific torque (gross) |
89.82 Nm/litre
1.09 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 10:1 | ||
| Fuel system | 1 Ball & Ball carburettor | ||
| bmep (brake mean effective pressure) | 1128.7 kPa (163.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 716.75 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 | |||
| Weight-to-power ratio | |||
| 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 | 8.00-14 | ||
| Tyres rear | 8.00-14 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 2 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.31 | ||
| general | |||
| Carfolio.com ID | 658900 | ||
| Production total | |||
| Model code | |||
| Model family | LS1-L | ||
| RAC rating | 52.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1958 De Soto Firesweep Sportsman PowerFlite added 2020-03-31. Last modified 2020-03-31. |
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