Quote Originally Posted by Brut
Put me down as game. Should be enough time for me to get my DD FC running fine. Having problems when I'm in 2nd gear approaching 3k rpms starts to buck hard as if it was starving for fuel. Fuel pump and filter were replaced, and I have done a fuel pressure test and everything is coming up fine. Anyone have suggestions? I would really like to come out with this FC.

Are you premixing? You should not be running lean on an NA 13b at that rpm. Stock they run very rich. I would pull your plugs to check them. My guess is that they are fould and need to be replaced.