Mercedes-Benz OM611 engine

Mercedes-Benz OM611 engine
Overview
Manufacturer Mercedes-Benz
Production 1998–2011
Combustion chamber
Displacement 2,148 cc (2.148 L; 131.1 cu in)
2,151 cc (2.151 L; 131.3 cu in)
Cylinder bore 88.0 mm
Piston stroke 88.3–88.4 mm
Valvetrain DOHC
Combustion
Turbocharger Yes
Fuel system Common rail direct injection
Fuel type Diesel
Output
Power output 60–105 kW (82–143 hp)
Torque output 200–315 Nm (148–232 lb·ft)
Chronology
Predecessor Mercedes-Benz OM604 engine
Successor Mercedes-Benz OM646 engine

The Mercedes-Benz OM611 engine is a straight-4 diesel engine that is produced by Mercedes-Benz.

In 1998 it replaced 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 (75 kW; 101 hp) and 125 PS (92 kW; 123 hp) powertrains.

In 1999 the displacement was reduced from 2,151 cc (2.151 L; 131.3 cu in) to 2,148 cc (2.148 L; 131.1 cu in) for the E-Class, and the engine were now available ind 116 PS (85 kW; 114 hp) and 143 PS (105 kW; 141 hp) powertrains.

It was also introduced with the facelift of the W90x Sprinter in 2000 for the 2001 model year in 82 PS (60 kW; 81 hp), 109 PS (80 kW; 108 hp) and 129 PS (95 kW; 127 hp) powertrains, and in the W203 C-Class in 122 PS (90 kW; 120 hp) and 143 PS (105 kW; 141 hp) 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
2,151 cc (2.151 L; 131.3 cu in)88.0 mm88.4 mmstraight-416102 PS (75 kW; 101 hp) @4200 rpm235 N·m (173 lb·ft) @1500 rpm1998 W202 C-Class, 1998 W210 E-Class
125 PS (92 kW; 123 hp) @4200 rpm300 N·m (220 lb·ft) @1800 rpm1998 W202 C-Class, 1998 W210 E-Class
2,148 cc (2.148 L; 131.1 cu in)88.3 mm82 PS (60 kW; 81 hp) @3800 rpm200 N·m (150 lb·ft) @1400–2600 rpm2000 W90x Sprinter
109 PS (80 kW; 108 hp) @3800 rpm270 N·m (200 lb·ft) @1400–2400 rpm2000 W90x Sprinter
116 PS (85 kW; 114 hp) @4200 rpm250 N·m (180 lb·ft) @1400–2600 rpm1999 W210 E-Class, 2000 W203 C-Class
122 PS (90 kW; 120 hp) @3800 rpm270 N·m (200 lb·ft) @1600–2400 rpm2003 W211 E-Class, 2003 W203 C-Class
129 PS (95 kW; 127 hp) @3800 rpm300 N·m (220 lb·ft) @1600–2400 rpm2000 W90x Sprinter
136 PS (100 kW; 134 hp) @4200 rpm315 N·m (232 lb·ft) @1800–2600 rpm1999 W210 E-Class for Belgium
143 PS (105 kW; 141 hp) @4200 rpm315 N·m (232 lb·ft) @1800–2600 rpm1999 W210 E-Class, 2000 W203 C-Class


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