It's the same engine that Morgan commissioned for the Plus 8 GTR. Meanwhile, the Wiesmann MF4-S has an updated BMW S65B540 ...

Although it is not a BMW, the 2011–2014 Wiesmann GT MF4 also had that engine. In 2012, BMW released a technical update to the N63. That is quite a fancy euphemism for "we know something is wrong ...

In ditching its long-time reliance on BMW engines, Wiesmann is going out on a limb to become one of the first companies in the world to build an all-electric open-topped series production car.

MF4 heißt der neue Roadster, den Sportwagenbauer Wiesmann auf dem Genfer Salon 2009 ... Geschaltet wird mit BMW-Technik entweder über eine Sechsgang-Sportautomatik oder über ein Siebengang ...