Blog

The M57 is a water-cooled and turbocharged inline six cylinder diesel engine with common-rail injection. It is based on its predecessor, the M51, which was a six-cylinder diesel engine with a Bosch VP20 swirl chamber (in-Direct) injection or IDI as its commonly known, and was fitted to the E34 to E39 td and tds models. The block and the crankcase of the first M57 engines and the TÜ (Technische Überarbeitung = revision) engines are made of cast iron, TÜ2 engines are made of alumini …