Like so many of the best BMW engines, the S85 is naturally aspirated ... Although often overshadowed by its younger brother, the V10-equipped E60 M5, the E39 M5 was a seriously potent and ...

For a company with ‘Motoren’ in the middle of its name it’s hardly a surprise that BMW has made some great engines over the ... so glorious S85 V10 in the E60 generation M5.