The 1965 Pontiac GTO Tri-Power did not just add more carburetors to a midsize coupe, it crystallized what you now recognize ...
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.
The 1965 Pontiac GTO sits at the heart of the muscle car era, and nothing stirs more debate among enthusiasts than whether the tri-power or single four-barrel version is the one to own. Both setups ...