Mercedes-Benz OM611 engine
| Manufacturer | Mercedes-Benz |
|---|---|
| Type | OM611 |
| Production | 1998–2006 |
| Predecessor | Mercedes-Benz OM604 engine |
| Successor | Mercedes-Benz OM646 engine |
| Bore | 88.0 mm |
| Stroke | 88.3–88.4 mm |
| Displacement | 2.1 L (2148 cc, 131 cu in) 2.2 L (2151 cc, 131 cu in) |
| Valvetrain | DOHC |
| Turbocharger | Yes |
| Fuel system | Common rail direct injection |
| Fuel type | Diesel |
| Power output | 60–105 kW (82–143 hp) |
| Torque output | 200–315 Nm (148–232 lb·ft) |
The Mercedes-Benz OM611 engine is a straight-4 diesel engine produced by Mercedes-Benz.
It replaced in 1998 the naturally aspirated OM604 with indirect injection in the W202 C-Class and the W210 E-Class for the 1999 model year, in 102 PS (101 hp/75 kW) and 125 PS (123 hp/92 kW) powertrains.
In 1999, the displacement were reduced from 2.2 L (2151 cc, 131 cu in) to 2.1 L (2148 cc, 131 cu in) for the E-Class, and the engine were now available ind 116 PS (114 hp/85 kW) and 143 PS (141 hp/105 kW) powertrains.
It was also introduced with the facelift of the W90x Sprinter in 2000 for the 2001 model year in 82 PS (81 hp/60 kW), 109 PS (108 hp/80 kW) and 129 PS (127 hp/95 kW) powertrains, and in the W203 C-Class in 122 PS (120 hp/90 kW) and 143 PS (141 hp/105 kW) powertrains.
The W211 E-Class introduced in 2002 were not equipped with the OM611, but with the new OM646 engine.
Technical specifications
| Displacement | Bore | Stroke | Cylinders | Valves | Power | Torque | Applications |
|---|---|---|---|---|---|---|---|
| 2.2 L (2151 cc, 131 cu in) | 88.0 mm | 88.4 mm | straight-4 | 16 | 102 PS (101 hp/75 kW) @4200 rpm | 235 N·m (173 lb·ft) @1500 rpm | 1998 W202 C-Class, 1998 W210 E-Class |
| 125 PS (123 hp/92 kW) @4200 rpm | 300 N·m (221 lb·ft) @1800 rpm | 1998 W202 C-Class, 1998 W210 E-Class | |||||
| 2.1 L (2148 cc, 131 cu in) | 88.3 mm | 82 PS (81 hp/60 kW) @3800 rpm | 200 N·m (148 lb·ft) @1400–2600 rpm | 2000 W90x Sprinter | |||
| 109 PS (108 hp/80 kW) @3800 rpm | 270 N·m (199 lb·ft) @1400–2400 rpm | 2000 W90x Sprinter | |||||
| 116 PS (114 hp/85 kW) @4200 rpm | 250 N·m (184 lb·ft) @1400–2600 rpm | 1999 W210 E-Class, 2000 W203 C-Class | |||||
| 122 PS (120 hp/90 kW) @3800 rpm | 270 N·m (199 lb·ft) @1600–2400 rpm | 2003 W211 E-Class, 2003 W203 C-Class | |||||
| 129 PS (127 hp/95 kW) @3800 rpm | 300 N·m (221 lb·ft) @1600–2400 rpm | 2000 W90x Sprinter | |||||
| 136 PS (134 hp/100 kW) @4200 rpm | 315 N·m (232 lb·ft) @1800–2600 rpm | 1999 W210 E-Class for Belgium | |||||
| 143 PS (141 hp/105 kW) @4200 rpm | 315 N·m (232 lb·ft) @1800–2600 rpm | 1999 W210 E-Class, 2000 W203 C-Class |