Don't misunderstand what I am saying, but WHY? Two 4 V carbs will make more power than 3 x 2, and be easier to work on in the long run. Just because something can be done, does not mean it is better. And, yes, I do own a TW and raced it for years with 600s/660s/750s. The 660s were best on my 452CI MR. Joe-JDC