The 450 SL is a rear wheel drive Friedrich Geiger designed convertible/cabriolet passenger car with a front positioned engine, from Mercedes-Benz.
The Mercedes-Benz 450 SL is one of the R 107 model family from Mercedes-Benz.
Its 8 cylinder, single overhead camshaft naturally aspirated engine has 2 valves per cylinder and a displacement of 4.5 litres. It provides power and torque figures of 221.5 bhp (225 PS/165 kW) at 5000 rpm and 378 Nm (279 lbft/38.5 kgm) at 3000 rpm respectively.
A 3 speed automatic gearbox transmits the power to the driven wheels.
It weighs a claimed 1580 kg at the kerb.
Maximum stated speed is 215 km/h, which equates to 134 mph.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | Friedrich Geiger | ||
| dimensions & weights | |||
| Wheelbase | 2455 mm | 96.7 inches | |
| Track/tread (front) | 1452 mm | 57.2 inches | |
| Track/tread (rear) | 1440 mm | 56.7 inches | |
| Length | 4390 mm | 172.8 inches | |
| Width | 1790 mm | 70.5 inches | |
| Height | 1300 mm | 51.2 inches | |
| Ground clearance | 140 mm | 5.5 inches | |
| length:wheelbase ratio | 1.79 | ||
| Kerb weight | 1580 kg | 3483 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 | Mercedes-Benz | ||
| Engine code | M 117 E 45 / 117.982 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 4.5 litre 4520 cc (275.827 cu in) |
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| Bore × Stroke | 92 × 85 mm
3.62 × 3.35 in |
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| Bore/stroke ratio | 1.08 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 16 valves in total |
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| maximum power output (DIN) |
225 PS (221.5 bhp) (165 kW) at 5000 rpm |
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| maximum torque (DIN) |
378 Nm (279 ft·lb) (38.5 kgm) at 3000 rpm |
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| Specific output (DIN) |
36.5 kW/litre 49.7 ps/litre 49 bhp/litre 0.8 bhp/cu in |
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| Specific torque (DIN) |
83.63 Nm/litre
1.01 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 8.8:1 | ||
| Fuel system | Bosch D-Jetronic fuel injection | ||
| bmep (brake mean effective pressure) | 1050.9 kPa (152.4 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 565 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | 8.8 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 215 km/h (134 mph) | ||
| Power-to-weight ratio | Higher is better 142.14 PS/tonne (1000 kg) 0.14 PS/kg 104.54 kW/tonne (1000 kg) 0.1 kW/kg 140.19 bhp/tonne (1000 kg) 0.14 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 9.57 kg/kW 15.98 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 | 3.300 | ||
| Turning circle | |||
| Front suspension | I.W.CS. | ||
| Rear suspension | I.STA.CS. | ||
| Wheel size front | 6½J x 14 H2 | ||
| Wheel size rear | 6½J x 14 H2 | ||
| Tyres front | 205/70 VR 14 | ||
| Tyres rear | 205/70 VR 14 | ||
| Brakes F/R | VeDi/Di-S | ||
| Front brake diameter | 278 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | 2774 cm2 | ||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.07 | ||
| general | |||
| Carfolio.com ID | 61677 | ||
| Production total | |||
| Model code | R 107 E 45 | ||
| Model family | R 107 | ||
| RAC rating | 42.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1971 Mercedes-Benz 450 SL added before December 1995. Last modified 2013-06-19. |
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