ok lots of people have ask this but i find no answers. i just picked up a parts 88 exciter, got it home and it has a psi single racing pipe on it, sweet huh since i paid 80 bucks for the sled! but heres the question i want the pipe on my sled and i got the stock vm-38 heated carbs and a comet 108c clutch any ideas. do you go leaner or richer for a pipe thanks guys