OAKS, Pa. — A cold wind swirled outside, bringing a bitter chill over the nearby ridge they call Valley Forge. People hurried from their cars, slipping on the ice and snow, trying to get inside the sprawling Greater Philadelphia Expo Center to take in the Motorsports 2012 show. The cold and snow, along with the shining race cars parked throughout the show, made it seem as though racing season is ages away.

But in just a few weeks Florida will beckon, drawing racers and fans to a fresh new MORE