The Porsche 550 A 1500 RS Spyder is a roadster with 2 doors and a rear mounted engine which transmits the power to the rear wheels.
It's powered courtesy of a dry sumped naturally aspirated engine of 1.5 litre capacity. This unit features double overhead camshaft valve gear, 4 cylinder layout, and 2 valves per cylinder. It develops 133 bhp (135 PS/99 kW) of power at 7200 rpm, and maximum torque of 145 N·m (107 lb·ft/14.8 kgm) at 5900 rpm. Lubrication is of the dry sump-type.
The engine transfers its power through to the wheels via a 5 speed manual transmission.
Quoted weight at the kerb is 530 kg.
It is said to be able to achieve a top speed of 241 km/h (150 mph).
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater roadster | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2100 mm | 82.7 inches | |
| Track/tread (front) | 1292 mm | 50.9 inches | |
| Track/tread (rear) | 1260 mm | 49.6 inches | |
| Length | 3700 mm | 145.7 inches | |
| Width | 1600 mm | 63 inches | |
| Height | 980 mm | 38.6 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.76 | ||
| Kerb weight | 530 kg | 1168 lb | |
| Weight distribution | |||
| fuel tank capacity | 90 litres | 19.8 [23.8] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Porsche | ||
| Engine code | |||
| Cylinders | Flat 4 | ||
| Capacity | 1.5 litre 1498 cc (91.414 cu in) |
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| Bore × Stroke | 85 × 66 mm
3.35 × 2.6 in |
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| Bore/stroke ratio | 1.29 | ||
| Valve gear | double overhead camshaft (DOHC)
2 valves per cylinder 8 valves in total |
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| maximum power output (net) |
135 PS (133 bhp) (99 kW) at 7200 rpm |
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| maximum torque (net) |
145 Nm (107 ft·lb) (14.8 kgm) at 5900 rpm |
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| Specific output (net) |
66.2 kW/litre 90 ps/litre 88.8 bhp/litre 1.45 bhp/cu in |
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| Specific torque (net) |
96.8 Nm/litre
1.17 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | dry sumped | ||
| compression ratio | 9.8:1 | ||
| Fuel system | 2 Weber 40 IDM carburettors | ||
| bmep (brake mean effective pressure) | 1216.4 kPa (176.4 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Air | ||
| Unitary capacity | 374.5 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 | 241 km/h (150 mph) | ||
| Power-to-weight ratio | Higher is better 254.43 PS/tonne (1000 kg) 0.25 PS/kg 187.13 kW/tonne (1000 kg) 0.19 kW/kg 250.94 bhp/tonne (1000 kg) 0.25 bhp/kg 0.11 bhp/lb |
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| Weight-to-power ratio | Lower is better 5.34 kg/kW 8.93 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 | |||
| Front suspension | I.TB. | ||
| Rear suspension | I.TB. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 5.00-16 | ||
| Tyres rear | 5.00-16 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.96 | ||
| Final drive ratio | 4.43 | ||
| general | |||
| Carfolio.com ID | 1309 | ||
| Production total | |||
| Model code | |||
| RAC rating | 17.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1957 Porsche 550 A 1500 RS Spyder added before December 1995. Last modified 2020-07-24. |
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