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  • Mercedes M 189 engine (1957-1967)

Mercedes-Benz M 189 six-cylinder petrol engine

Daimler Benz
 Mercedes-Benz M 189 six-cylinder petrol engine
M 189
Manufacturer: Mercedes Benz
Production period: 1957-1967
Style: Line six-cylinder
Combustion principle: Otto
Previous model: Mercedes-Benz M 186
Successor: Mercedes-Benz M 130

The Mercedes-Benz M 189 is based on a series of inline six-cylinder petrol engines that Daimler-Benz produced from 1957 to 1967.

The engine not only replaced its predecessor, the Mercedes-Benz M 186 (the founder of Daimler-Benz 3-liter engines from the 1950s), but also shaped most of the models of the next decade. The M 189 is basically the injection variant of the M 186 and was the longest produced engine in the family. He was in the course of his production time with changes provided, such. B. 1961 by the introduction of a new base alloy of aluminum instead of cast iron.

Properties 

  • 6 cylinders in row
  • Cylinder head made of aluminum alloy
  • Bore and stroke: 85 × 88 mm
  • Displacement: 2996 cc
  • Single camshaft in the cylinder head
  • Two valves per cylinder
  • Injection, Bosch, mechanical control
  • Crankshaft with seven main bearings

Technical Overview 

engine type compression

Rated power
kW at 1 / min
Torque max 
Nm at 1 / min
use Production period
M189 I 8:55 118/5300 237/4200 Mercedes-Benz 300 ( 300d / W189 ) 1957- 62
M189 III
and M189 IV
8.7 118/5000 251/3800 Mercedes-Benz 300SE / SE long ( W112 ) 1961- 63
Mercedes-Benz 300 SE Coupé / Cabriolet W112 1962-63
M189 V 
and M189 VI
8.8 125/5400 249/4000 Mercedes-Benz 300 SE / SE long "Tail fin" W112 1964 - 65
Mercedes-Benz 300 SE Coupé / Cabriolet W112 1964-67
M189 VII
and M189 VIII
8.8 125/5400 251/4000 Mercedes-Benz 300 SE / SEL ( W109 ) 1965-67
Mercedes engines
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Mercedes M 180 engine (1951-1980) 30 / 70 Mercedes M 198 engine (1954-1961)
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Mercedes-Benz M 189 six-cylinder petrol engine

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Mercedes S6 engines | Mercedes petrol engines | Petrol Engines | Straight 6 Engines

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