This Hennessey-modified Silverado features a supercharged 6.2-liter V-8, and each of the 100 copies will cost $140,000.

An engine builder ranks the classic 5.0-liter Ford Racing letter cams. His top choice helped create an 11-second Fox combo.

The late 1960s was a cool time for American cars. This was the time when people made cars that were super fast and strong.