F1 racing's focus turns to 2014's more fuel efficient engines

Red Bull in testing for the 2014 season
Credit: Green Car Reports/ The Car Connection

Racing once had relevance to road cars.  E.g. disc brakes first appeared in a D type Jaguar at Le Mans in the '50s.  Changes to 2014 Formula 1 create a superficial resemblance to road cars, but don't look for a practical application any time soon.

http://www.greencarreports.com/news/1083133_f1-racings-focus-turns-to-2014s-more-fuel-efficient-engines / Jag disk brakes sports racing car turbocharger turbocharged turbo 2013 Formula One racing season engineering engine regulations improve car cars fuel efficiency reduce sport sport’s environmental impact regulations raise development costs team teams relevant 2.4 liter litre V8 V-8 engines naturally aspirated litre 1.6-liter turbocharged V-6 V6 cylinder layout configuration improvements fuel consumption real world real-world efficiency efficient road car economy Kinetic Energy Recovery Systems KERS heat exhaust /