Hang on, it's going to be a bumpy ride! Meet Sam Wheeler, a motorcycle champion, who first started riding the powered two-wheel machine when he was just 13 years old. About 49 years later, he went on to break the motorcycle speed record by going over 334 miles an hour. Superfast Motorcycles tells the story of Wheeler and other racing champions who build high-octane bikes to achieve ultimate speed. Thrill-seeking readers will learn the history of motorcycle racing, discover the mechanics of the fastest bikes, and travel to the world's fastest motorcycle races. Full-color photographs, a labeled diagram, and a compelling action narrative are guaranteed to capture students' attention.