Dynojet says that there is enough adjustment in the pilot screw, to not need a bigger pilot jet. I read somewhere the equivalent of adjusting the screw to a certain size jet, but I don't remember. Like 3 1/2 turns = 40 pilot jet , this is just an example not a true number.
2000 400ex 11:1 Wiseco,stage 2 Hotcam, WB R4 full exhaust,WB rev box, K&N/OW, 450r carb, no lid, +2 a-arms,Works shocks,GForce axle,chrome stem,fat bars,250r hood, brake blockoff, ASV clutch lever, race cut fender.
2003 Cr250 White plastics, V Force 3 reed cage.