The E90/E92/E93 was the only series-production M3 with a big ol ... 48V setup instead. Like BMW M, Audi Sport has rejected the idea of putting a four-cylinder engine in its RS cars.

The high-revving E92 M3's V8 is good for many things. Putting one under the hood of a 135i, though, might just be the best thing you can do with the old S65 engine. My position on the 1M would be ...

This, and a plentiful supply (you’ll find around five times more E92 coupes than E90 saloons in the ... highlight of the new M3 is the engine. Sticking to BMW’s ideal cylinder capacity of ...