whats wrong?

You have a broken reed or 2.. I can almost guarantee it. Pull the carb off and take the reed cage out
 
You have a broken reed or 2.. I can almost guarantee it. Pull the carb off and take the reed cage out

deffinatley not the reeds i checked them there fine i also changed the whole cage and put the one with the boyesen reeds in still same problem.i just rebuilt the whole motor comps at 145 and i rode it for 15 min then just died put new coil on and now this wtf?