N55

The N55 engine debuted in the late 2000s. It was an evolution of the N54 twin-turbo inline-six, which would largely be replaced over the span of the 2010s. During that time period, it found its…

If you are looking for a powerful and smooth engine for your BMW, you might have heard of the N55 engine. This engine was introduced in 2009 as a replacement for the N54 engine, which…

BMW’s first-ever inline-six-cylinder engine, designated as the M78, was produced from 1933 to 1950. The initial version, the 303, featured a 5.6:1 compression ratio, a 56mm cylinder bore, and an 80mm stroke, resulting in approximately…

The BMW B58 3-liter straight six engine has been around for quite some time now. It was first introduced on the revamped M140i and M240i models and has since come a long way being used…

The most important thing to remember about the BMW M2 Competition is the change from the N55 engine to the S55. It’s the cause of some people’s skepticism towards the car and the reason why…

BMW has a long standing tradition of making six-cylinder engines with their cylinders all in a line. The I6 engine was something that several automakers used decades ago. Companies like Ford, Mercedes-Benz and Jeep made…

For 2016, BMW’s venerable 3 Series has received what BMW likes to call an LCI (Life Cycle Impulse) update, because calling it a refresh would be too blasé. Anyway, this update gave the 3 Series some…

The BMW M2 Coupe comes with a 370 hp N55 derivative which continues to rely on a single twin scroll turbocharger and uses S55 components

We recently spoke about how BMW’s excitement over the new 7 Series may be short lived, as it may fall to its arch nemesis, the Mercedes-Benz S Class, in terms of sales. However, now BMW…

Every since the first rumors around a future BMW M2 hit the interwebs, the BMW community debated over the engine found under the hood of the new “baby-M.” We have seen reports indicating an updated…