twin-turbo

Analysis: The N55B30 engine

Analysis: The N55B30 engine

The BMW N55B30 represents the current workable technical edge of gasoline engine performance and economy. It is a state-of-the-art powerplant available in the 535i GT and soon the 535i from BMW. It is possible, that…

BMW to build only turbocharged M cars

BMW to build only turbocharged M cars

The BMW //M cars have been powered for nearly twenty-years by normally-aspirated modified engines giving the buyers higher-revs and more horsepower. For the past few years, BMW has been focusing on their turbo and twin-turbo…