The NIssan Deltawing racer took a lap at Sabring last week, and the batmobile lookalike car didn't tackle every apex at competition speeds, but demonstrated that its development is definitely on the right path.
Nissan says the design weighs half as much as a typical competition vehicle and has half the aerodynamic drag as well, making it far more efficient. The car requires less power to maintain the same level of performance. Check out in action, in video after the jump!
Audi's TT RS 420 Concept at the Geneva Motor Show earlier this year took everyone by surprise. It was powered by a two liter four-cylinder from the EA888 engine sitting in various forms under the hoods of the current Audi S3, VW Golf R and Seat Leon Cupra. Read more