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Reciprocating internal combustion engine From Wikipedia, the free encyclopedia
The Mercedes-Benz M117 is an OHC (overhead cam), 2 valve per cylinder V8 engine made in several versions by Daimler-Benz between 1971 and 1992.
| Mercedes-Benz M117 Engine | |
|---|---|
 An M117 4.5 L engine from a 1972 280SE 4.5 | |
| Overview | |
| Manufacturer | Daimler-Benz |
| Production | 1971–1991 |
| Layout | |
| Configuration | Naturally aspirated 90° V8 |
| Displacement | 4.5 L (4,520 cc) 5.0 L (4,973 cc) 5.0 L (5,025 cc) 5.5 L (5,547 cc) |
| Cylinder block material | Cast iron 1971-1978 Alusil 1978-1991 |
| Cylinder head material | Aluminum |
| Valvetrain | SOHC with 2 valves x cyl. |
| Combustion | |
| Fuel system | Continuous multi-point injection |
| Management | Bosch K(E)-Jetronic |
| Fuel type | Gasoline |
| Oil system | Wet sump |
| Cooling system | Water-cooled |
| Output | |
| Power output | 185–300 PS (136–221 kW; 182–296 hp) |
| Torque output | 298–455 N⋅m (220–336 lb⋅ft) |
| Chronology | |
| Predecessor | Mercedes-Benz M100 engine |
| Successor | Mercedes-Benz M119 engine |
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