The DOHC motors had four valves per cylinder, an iron block, and an aluminum head. BMW introduced the M54 in 2000, placing it in a wide range of models from the X3 and X5 to the E46 3 Series ...

Discover the history of the royalty of German performance engines throughout the decades. BMW M50 BMW M52 BMW M54 BMW N52 BMW N54 BMW N55 ...