PHS-documented 1965 GTO features 389 Tri-Power V8, 4-speed manual and rare Mayfair Maize finish.
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 Tri-Power did not just add more carburetors to a midsize coupe, it crystallized what you now recognize as a real muscle car. Big displacement, straightforward styling, a ...