Quote:
Originally Posted by cobalt327
Some Ford Q-jets (IIRC) used a perforated tube that feeds the secondary discharge ports (outer, larger pair of tubes). Someone saw that and decided it was a "good thing", and word spread that this was a 'must-do' on any performance Q-jet. This is NOT so, do not drill them. In fact, I would be suspicious of any info coming from someone who recommends this- tells ME they're reading more and actually building Q-jets less. 
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While I agree wholeheartedly with your statement regarding the holes in the tubes Doug Roe (a credible source) does detail this procedure in his book which may go a long way to understanding the popularity of this mod.