mains are 140's with piolts being 40s i think maybe 30s haven't cleaned my carbs in a while but i did the rejeting with xs pods from mikes xs and the pipes came from the mac2 in 1 it seems to be running good may just need to sync them but i thing my air/fuel mix is good i may go ahead and put my solo seat on today it well look a little odd being with stock rear fender untill i get my other stuff like turn signals and such