R Mull wrote: > > In the 60's I heard about four barrells , 3 duces etc. One I heard about was > "AFB four barrell". Just what was this. What was so different between a > "AFB" and a Holley, or Quadrajet or Carter four Barrell. > > Thanks, > Robert Mull > Woodstock, Georgia > AFB - Aluminum Four Barrel Tom