Mercedes 450 SL
In 1971, r107 was introduced with new design language and safety features that spread to the subsequent mercedes-benz models. For the first time, the v8 engines were fitted to the sl-class. With the production from 1971 to 1989, r107 was one of few longest-produced vehicles from mercedes-benz.
R107 received a very minor update in 1972 with new rubber-edged wing mirrors from w116 and a major update in 1985 for 1986 model year.
The engine options were updated in 1980 for the 1981 model year with new aluminium v8 engines from w126 s-class introduced in 1979 while the 2.8-litre six-cylinder inline engine carried over.
It was updated again in 1985 for the 1986 model year with new 3.0-litre six-cylinder inline engine from w124 and enlarged 4.2- and 5.5-litre v8 engines while the 5.0-litre v8 engine carried over.
Engine Technical Data
| Engine type – Number of cylinders : | V 8 |
| Engine Code : | M 117 E 50 / 117.960 |
| Fuel type : | Petrol |
| Fuel System : | Bosch K-Jetronic fuel inj. |
| Coolant : | Water |
| Engine Alignment : | Longitudinal |
| Engine size – Displacement – Engine capacity : | 4973 cm3 or 303.5 cu-in |
| Bore x Stroke : | 96.50 x 85.00 mm 3.78 x 3.35 inches |
| Number of valves : | 16 Valves |
| Aspiration : | N/A |
| Compression Ratio : | 8.80 |
| Maximum power – Output – Horsepower : | 214 bhp |
| Maximum torque : | 401.0 Nm or 295 lb.ft @ 5000 rpm |
| Drive wheels – Traction – Drivetrain : | RWD |
| Transmission Gearbox – Number of speeds : | 4 speed Automatic |
| Body : | Coupé | ||
| Num. of Doors : | 2 | ||
| Wheelbase : | 281.5 cm or 110.83 inches | ||
| Length : | 475 cm or 187.01 inches | ||
| Width : | 179 cm or 70.47 inches | ||
| Height : | 133 cm or 52.36 inches | ||
| Front Axle : | 145.2 cm or 57.17 inches | ||
| Rear Axle : | 144 cm or 56.69 inches | ||
| Front Brakes – Disc dimensions : | Vented Discs (278 mm) | ||
| Rear Brakes – Dics dimensions : | Discs (279 mm) | ||
| Curb Weight : | 1630 kg OR 3594 lbs | ||
| Weight-Power Output Ratio : | 7.4 kg/hp | ||
| Steering : | Recirculating ball. PAS – | ||
| Front Suspension : | Coil springs. | ||
| Rear Suspension : | Coil springs. Semi-trailing arm. Trailing arm. | ||
| Fuel Tank Capacity : | 90 L 19.8 UK gallons 23.8 US gallons |
| Top Speed : | 210 km/h or 131 Mph |
| Acceleration 0 to 100 km/h (0 to 62 mph) : | 8.8 s |
