carb question

A 4778 700 double pumper,learn to tune it. if you like double pumpers.(waste of time,J.M.O.). A 3310, add one of these..
http://www.google.com/url?sa=t&sour..._OLld8ChtHY-xMoT5asag9A&bvm=bv.74649129,d.cGE