Just how quick were the 273 Commando's in the Quarter-Mile.

Let's not get 'crazy' now.
Just saying, if the '65 A-body with Commando 4-speed and 3.55's went a best of 16.03 stock, and my '65 B-body 318 ('85 LA stock using the 273 manifolds the car came with) 2bbl with 2.94's and auto went 15.90's, I'm in for the win, correct? I believe my dragway is at 600ft above sea level, that could be a big difference if the Commando is at 3k ft. Just say'n