Book excerpt: Walt Thurn shows you how to upgrade your Corvette's engine, from basic bolt-ons to serious engine modifications. There are also chapters on tweaking your suspension, drivetrain, brakes, wheels, and tires. This book features tables, charts, photos, and build sequences to explain how to correctly modify your C5 for drag racing, road racing, autocross, or simply to turn heads on cruise nights. Additionally, the book provides readers with a detailed model guide and horsepower rating of all Corvettes built from 1997 to 2004.