Maybe it was a Rochester 2 barrel on the special 264 I was thinking about? It's a cool story, The 55 Daytona race. 55 Century is the only Buick, Fireball Roberts raced? Or, not? Also, didn't Ned Jarret race a 55 Century?
I saw this at the AACA forum; http://forums.aaca.org/f115/nailhead-prototype-experimental-292065.html
