I have Car & Driver July 1980. The did a history of 0-60 times and published the winner at that time and the car to try and beat was none other than the 1965 Pontiac Catalina 2+2 at 3.9 seconds. Next best was the 289 Cobra at 4.4.. The GTO tri-power followed at 4.6.
--I didn't write it and find it hard to believe.
But, it's in the book!!