Here is your chance to find out what really makes horsepower in a racing engine. Hundreds of detailed photos and graphics that show you the right way. Don't be misled by the myths and misconceptions about building a racing engine. These books contain the best information and latest technology from Reher and Morrison's staff of expert head porters, machinists, and assemblers. We are convinced that these are the best "how-to" racing engine books ever written!