Audi could be planning a major change to its R8 supercar

Audi The Audi R8 supercar is one of the last of a dying breed.  Instead of the turbo-charged V6 and V8 engines that power its rivals, the German supercar retains a decidedly old-school, naturally aspirated V10. On the road, the monstrous V10 snarls and barks like a rampaging animal while offering a virtually unending wave of power. In short, it's everything you'd want in a supercar engine — and every Audi R8 has one.  However, according to Autocar's Greg Kable, that may be about to change...