416 jetting and idle probs

[hillbilly426]

i just built a 416 with a 11-1 piston stage 2 cam c&d port and polish with a procircuit full header and pipe. my jets are a 165 k main a 42k pilot needle on the 4th notch .i cleaned the carb and tank .it runs great above quater throt . i just can't get it to idle .any sugestions please.

[rideracelivemx7]

had a similar problem and turned out it wouldnt run on the 4th clip. try the 3d. and mess with the fuel screw

[hillbilly426]

hey thanks that was spot on .runs like a champ