German automaker BMW has a long history of making inline-six engines, going all the way back to the early 1930s with the M78 engine. As the decades have passed, there have been many ...

Former Donut Media host James Pumphrey whipped up this slick BMW E30 in just five days with the help of Castro Motorsports.

Marketed as the high-performance counterpart of the M54 mill, the S54 was more of an evolution of the E36’s powerplant. Unlike the all-aluminum M54, it used a cast-iron block based on the design ...