Now we're starting to see more and more cars limping- or being dragged- into the pits for hours of frantic repair work. In some cases, it becomes clear that the car is finished. Here's one where it's too early to tell: an RX-7 gushing smoke from the engine compartment, surrounded by worried team members. A while back, we heard plaintive calls over the PA for someone with an extra Honda Civic transmission, followed by pleas for a BMW alternator.