This book investigates Chevrolet's clandestine racing activities between 1957 and 1970. The author, Paul Van Valkenburgh, an insider to the racing world, details Chevrolet's covert involvement in motorsport during this period. Despite never officially participating or claiming credit, Chevrolet amassed significant successes and technical knowledge, which this book aims to expose. The narrative focuses on how these achievements were realized through unofficial channels and secret operations.

This re-issue of a collector's classic reveals the inside story of Chevrolet's early surreptitious involvement in racing. The book is noted for being the sole published expose of one of racing's most famous secret activities. It details how Chevrolet acquired significant successes and technical knowledge without official representation or public acknowledgment. The narrative promises to uncover the methods behind these covert achievements.