The 1966 Pontiac GTO sits at a rare intersection of volume production, serious performance, and enduring collector demand.

GTO sales skyrocketed in 1966, with Pontiac producing close to 97,000 units, up from 75,000 cars in 1965. The 2-door coupe was the big star of the show with over 73,000 units, but the carmaker also ...

Most people who bought a Pontiac GTO in 1966 ordered the 2-door coupe with the 389 four-barrel engine, as this configuration accounted for more than 70,000 units of the total 97,000 car production.

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The Pontiac GTO was born at GM's Milford Proving Grounds when John DeLorean and a group of engineers gathered to test a prototype 1964 Pontiac Tempest that had been stuffed with a 389 cubic-inch V8.

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