10. 1964 Austin Healey 3000
The British sports car was in production from 1959 until 1967 and the 3-liter engine was very popular as a rally car in Europe. 91.5% of all Austin Healey 3000s were exported to the US however. The Mark III took HP from 136 to 150 in 1064 and power assisted braking was introduced as standard. There were just under 18,000 units of the Mark III produced.

Source: hemmings.com
9. 2010 Bugatti Veyron 16.4 Super Sport
The Bugatti Veyron Super Sport is the fastest production road car on the market. It said a World Record with its top speed of 258 mph. Valued at $1,498,920,000 or $1.5 billion, the Super Sport was limited to just 30 units.

Source: roadandtrack.com