Ferrari HY-KERS

There was a time when hybrid drivetrains were only used in ultra-green cars like the venerable Toyota Prius. In recent years however, even automakers like Ferrari have embraced the concept of hybrid drivetrains in an attempt to build cars that satisfy ever-tougher emissions and gas-mileage regulations without sacrificing performance. Last week, Ferrari’s latest two-motor hybrid patents were revealed online. Now the automaker has officially unveiled its V12 HY-KERS system to the world at the 2012 Beijing Auto Show, which it hopes will power the 2013 successor to the Enzo. Based on a...