The crown jewel in the Mercedes-Benz SL's crown has always been its V-12 engine, the tower of power ... Why axe the twelve-cylinder option? Mercedes-Benz reportedly says the V-12 are being dropped ...

Just when you thought sporty 12-cylinder cars ... twin-turbocharged 6-liter engine puts out an amazing 621 horsepower with all the electronic driving aids for which Mercedes is becoming known.