Mercedes-Benz Engine

M111

The Mercedes-Benz M111 is a DOHC I4 gasoline piston engine.

Years
1992–2005
Configuration
I4
Fuel
Gasoline
Top power
197 PS
Mercedes-Benz M111 I4 engine

The four-cylinder that made Kompressor a badge rather than a footnote.

Introduced in 1992 in the 200 E and 220 E, the M111 was the first Mercedes-Benz four built in volume with a four-valve head — the M102 had only ever had one in the rare 190 E 2.3-16 and its Evolution derivatives. Twin chain-driven camshafts acted on hydraulic bucket tappets, most versions gained two-stage intake cam phasing and knock control, and the whole engine was deliberately laid out to be machined on the same equipment as the diesels, so the company could swing capacity between petrol and oil as demand moved.

The supercharged version arrived at the 1995 Frankfurt show in the C 230 Kompressor. Because an Eaton Roots blower has no internal compression it can be bypassed at part load and freewheel almost without cost, which is how Mercedes-Benz claimed roughly a quarter less fuel than a naturally aspirated engine of the same output. A 2000 overhaul changed more than 150 parts, brought Euro 4 and a smaller M45 blower, and the family reached far beyond saloons — the SLK, the V-Class and Vito, the ML 230, the first Sprinter — before the M271 took over.

Versions.

Every factory version of the M111.

VersionDisplacementBore × StrokeCompressionPowerTorque
111.9201,799 cc 85.3 × 78.7 mm 9.890 kW (120 hp; 122 PS) at 5,500 rpm170 N·m (125 lb·ft) at 4,200 rpm
111.9211,799 cc 85.3 × 78.7 mm 9.890 kW (120 hp; 122 PS) at 5,500 rpm170 N·m (125 lb·ft) at 3,700 rpm
111.9401,998 cc 89.9 × 78.7 mm 9.6100 kW (134 hp; 136 PS) at 5,500 rpm190 N·m (140 lb·ft) at 4,000 rpm
111.9411,998 cc 89.9 × 78.7 mm 9.6100 kW (134 hp; 136 PS) at 5,500 rpm190 N·m (140 lb·ft) at 4,000 rpm
111.9421,998 cc 89.9 × 78.7 mm 9.6100 kW (134 hp; 136 PS) at 5,500 rpm190 N·m (140 lb·ft) at 4,000 rpm
111.9431,998 cc 89.9 × 78.7 mm 8.5141 kW (189 hp; 192 PS) at 5,300 rpm270 N·m (199 lb·ft) at 2,500 rpm
111.944 (E 20 ML)1,998 cc 89.9 × 78.7 mm 8.5132 kW (178 hp; 180 PS) at 5,300 rpm260 N·m (192 lb·ft) at 2,500 rpm
111.944 (E 20 ML)1,998 cc 89.9 × 78.7 mm 8.5141 kW (189 hp; 192 PS) at 5,300 rpm270 N·m (199 lb·ft) at 2,500 rpm
111.9451,998 cc 89.9 × 78.7 mm 10.4100 kW (134 hp; 136 PS) at 5,500 rpm190 N·m (140 lb·ft) at 3,700 rpm
111.9461,998 cc 89.9 × 78.7 mm 10.4100 kW (134 hp; 136 PS) at 5,500 rpm190 N·m (140 lb·ft) at 3,700 rpm
111.9471,998 cc 89.9 × 78.7 mm 8.5141 kW (189 hp; 192 PS) at 5,300 rpm270 N·m (199 lb·ft) at 2,500 rpm
111.9481,998 cc 89.9 × 78.7 mm 8.895 kW (127 hp; 129 PS) at 5,300 rpm180 N·m (133 lb·ft) at 4,200 rpm
111.9501,998 cc 89.9 × 78.7 mm 10.495 kW (127 hp; 129 PS) at 5,100 rpm186 N·m (137 lb·ft) at 3,600 rpm
111.9511,998 cc 89.9 × 78.7 mm 10.695 kW (127 hp; 129 PS) at 5,300 rpm190 N·m (140 lb·ft) at 4,000 rpm
111.9551,998 cc 89.9 × 78.7 mm 9.5120 kW (161 hp; 163 PS) at 5,300 rpm230 N·m (170 lb·ft) at 2,500 rpm
111.9561,998 cc 89.9 × 78.7 mm 9.5120 kW (161 hp; 163 PS) at 5,300 rpm230 N·m (170 lb·ft) at 2,500 rpm
111.9571,998 cc 89.9 × 78.7 mm 9.5120 kW (161 hp; 163 PS) at 5,300 rpm230 N·m (170 lb·ft) at 2,500 rpm
111.9581,998 cc 89.9 × 78.7 mm 9.5120 kW (161 hp; 163 PS) at 5,300 rpm230 N·m (170 lb·ft) at 2,500 rpm
111.9602,199 cc 89.9 × 86.6 mm 10110 kW (148 hp; 150 PS) at 5,500 rpm210 N·m (155 lb·ft) at 4,000 rpm
111.9612,199 cc 89.9 × 86.6 mm 10110 kW (148 hp; 150 PS) at 5,500 rpm210 N·m (155 lb·ft) at 4,000 rpm
111.9702,295 cc 90.9 × 88.4 mm 10.4110 kW (148 hp; 150 PS) at 5,400 rpm220 N·m (162 lb·ft) at 3,700 rpm
111.9732,295 cc 90.9 × 88.4 mm 8.8142 kW (190 hp; 193 PS) at 5,300 rpm280 N·m (207 lb·ft) at 2,500 rpm
111.9742,295 cc 90.9 × 88.4 mm 10.4110 kW (148 hp; 150 PS) at 5,400 rpm210 N·m (155 lb·ft) at 3,700 rpm
111.9752,295 cc 90.9 × 88.4 mm 8.8142 kW (190 hp; 193 PS) at 5,300 rpm280 N·m (207 lb·ft) at 2,500 rpm
111.9772,295 cc 90.9 × 88.4 mm 10.4110 kW (148 hp; 150 PS) at 5,400 rpm220 N·m (162 lb·ft) at 3,700 rpm
111.9782,295 cc 90.9 × 88.4 mm 8.8105 kW (141 hp; 143 PS) at 5,000 rpm210 N·m (155 lb·ft) at 4,000 rpm
111.9792,295 cc 90.9 × 88.4 mm 8.8105 kW (141 hp; 143 PS) at 5,000 rpm210 N·m (155 lb·ft) at 4,000 rpm
111.9802,295 cc 90.9 × 88.4 mm 10.4105 kW (141 hp; 143 PS) at 5,000 rpm215 N·m (159 lb·ft) at 3,500 rpm
111.9812,295 cc 90.9 × 88.4 mm 9145 kW (194 hp; 197 PS) at 5,500 rpm280 N·m (207 lb·ft) at 2,500 rpm
111.9822,295 cc 90.9 × 88.4 mm 9145 kW (194 hp; 197 PS) at 5,500 rpm280 N·m (207 lb·ft) at 2,500 rpm
111.9832,295 cc 90.9 × 88.4 mm 9145 kW (194 hp; 197 PS) at 5,500 rpm280 N·m (207 lb·ft) at 2,500 rpm
111.9842,295 cc 90.9 × 88.4 mm 10.4105 kW (141 hp; 143 PS) at 5,000 rpm215 N·m (159 lb·ft) at 3,200 rpm

Applications.

Every model powered by the M111.

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