A national sport for boys, only occasionally recognized in juvenile fiction, finds a talented advocate in Mr. Jackson. After being defeated several times by his friend Scott Byrne, young Tommy Murray begins building a new racer with enthusiasm. Owing to his competitive spirit and his skill with tools, the next year Tommy is sent to the national races in Akron, Ohio. Mr. Jackson, an established writer of young boys' sports stories, has skillfully combined the elements of natural dialogue, a clear story line, and interesting characters, in this book which should capture the attention of fans.