The pit stop might be the most overlooked part of racing by the casual observer. In fact, it's a carefully coordinated machine of skill and precision, with thousands of things going on at once. Slow it down, and throw on a little Edith Piaf, and it becomes a dance all its own.

Porsche is planning to enter its 919 Hybrid into Le Mans this June for its first factory effort in 16 years. It's not only developing the car for the effort, though, it's developing its pit crews as well. And they look en pointe.

Audi, you're on notice.