In just eighteen months, Ford transformed the full-size Galaxie from a family-oriented sedan into a NASCAR-chasing fastback packing a conservatively rated 425 horsepower. A mid-year roofline change and a top-shelf 406-cubic-inch V8 rewrote what a full-size Ford could be. Read on to find out how the 63-and-a-half Galaxie earned its nickname and its reputation on the track.