i have a little problem with the bike running a bit rich just off idle and some times fowls the the plugs this is what i have 35mm pj carbs bigbore sleeves 69.5mm pistons portted daul stage reeds portted reed cage plus4 timming pc pipes 19ccdomes prodesign head pilot jet is on the smallest 35 top slot on needles will idle air screw out heaps.will it help if i machine the throttle valve cut away some more
cheers