Peek under the hood of NASCAR's superfast race cars! From roaring engines and special tires, every detail is built for speed. This high-interest book reveals the cutting-edge technology that powers the sport's stock cars. Elementary readers will dive into the science of speed, including a look at the precision design, wind tunnels, and test tracks. With a skip-to-your-favourite-parts format, racing fans will love learning how these machines are built to dominate the track.