The 1965 GTO sits at the center of muscle car mythology, and its engine choice still fuels debate. Collectors weigh the bragging rights of the factory Tri-Power setup against the everyday usability of ...
The GTO wasn’t a car. It was a door kicked open. Pontiac detonated the muscle-car movement by ignoring GM’s “no big engines in mid-sizes” policy and stuffing a 389 into the polite little Tempest.