MINI Cooper S Helicopter Jet Engine

Rolls-Royce and MINI may have the same owner, but the two iconic British brands have never been intended to cross paths. That was until a Texas-based firm called BMP Design decided to squeeze a Rolls-Royce Allison 250-C20B jet engine sourced from a helicopter in the back of a MINI Cooper S. Yes, that's right, just behind the front seats.The consequences of this action are easy to imagine: