The 1973 oil crisis forced the American automotive industry into a period of dramatic change, marked by stiff foreign competition, tougher product regulations and suddenly altered consumer demand. With gas prices soaring and the economy in a veritable tailspin, muscle cars and the massive "need-for-speed" engines of the late '60s were out, and fuel efficient compacts were in. By 1980, American manufacturers were churning out some of the most feature laden, yet smallest and most fuel efficient cars they had ever built.