Having slotted a 4.9-liter V8 under the hood of the third-gen vehicle, BMW set its sights on building a 5.0-liter V10 for its latest project. Named the S85, it was placed at the front of the M5.

M5s before and since have been more rounded – the S85 V10 gave you 500 hp (507 PS) and 8,250 rpm to play with, but the sky-high 6,100 rpm torque peak meant you worked for your kicks. None ...

One of the most famous Beamer mills in modern memory is the S85 5.0-liter V10 which saw use exclusively for the 2005–2010 BMW M5. The S85 incorporated some Formula One tech, and came from the ...