Book excerpt: Illustrated with evocative period photos, this paperback reprint of The American Hot Rod (0-87938-982-6) traces the evolution of the cars built and modified specifically for street, track and salt flats racing from the 1920s through the early 1970s. Chapters cover topics like dry lakes racing, prewar Fords, Detroit engines, road racing specials, supercharging and alternative fuels, Bonneville and drag racing.