A video has surfaced of a quad-turbo V12 being developed in the area known as Motor Valley - an area that includes the home of the great Italian brands, including Ferrari, Lamborghini, and Maserati.

Zenvo Automotive is making a new hypercar with what it says is the most powerful (and cleanest) V12 engine in history.

Ferrari does a great job here of disguising things up front on this prototype, making it frustratingly hard to spot any changes. However, there's much more to notice in profile and at the rear.

Ferrari is adopting two methods of increasing output while decreasing fuel consumption, boosting its V8s with turbos and its V12s with hybrids - but not the other way around. More for less ...