February 26, 2005 -- For a car that can go from zero to 60 in less than three seconds, the Saleen 7 is one hot set of wheels. But at a shriek-inducing $559,500, it's hardly a hot seller. The S7, which tops Forbes magazine's list of high-priced autos, is a race car that's been "tamed" for the billionaire impulse shopper. Unfortunately, no one's biting.