gasit400
04-29-2003, 01:54 PM
i am still working on the jetting for my 400 ex i added a w/b e-series full system with 12 discs, and kand n filter, and a dynojet kit, and 1" air holes in the air box lid. does anybody have any recommendations for jetting i also removed the choke. somebody said that you also had to replace the needle seat when you change needels i have done this in a truck but never heard of it on a quad. what all do i need to replace as far as jetting