The Bugatti Veyron of its day. Long, low, sleek with a great big six under its hood, the XK120 was the fastest car you could buy at the time, with an incredible top speed of 120 mph.
With their 3.8-liter turbo V6s, the all-black Buicks ruled the street in the 1980s. They were also the first and only American muscle cars powered by something other than a big V8.
