Mercedes M103 3.0L Engine Specs, Problems, Reliability. Mercedes began produced of the M103 3.0-liter inline six-cylinder engine in 1985. It was developed for replacing the out-of-date M110 engine. The M103 [ Read More.]
Mercedes M103 3.0L Engine Specs, Problems, Reliability. Mercedes began produced of the M103 3.0-liter inline six-cylinder engine in 1985. It was developed for replacing the out-of-date M110 engine. The M103 [ Read More.]