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.

The Pontiac GTO, often hailed as the original American muscle car, owes its name to the Italian phrase “Gran Turismo ...

and a convertible. The engine option up until 1966 was the 389-cubic inch V8 with 10.75:1 compression, although this could be ...

The 1966 model year was very special for the Pontiac GTO, because that’s when the switch was made from an options package to a separate model. The styling also changed, while the length grew just a ...

Many muscle-car aficionados agree the beginning of the muscle-car movement can be traced back to the 1964 Pontiac GTO. For clarity’s sake, a muscle car is typically defined as a mid-size American ...