I got a yfz450 and when I give it full throttle real fast it bogs out. For example when I'm about to hit the face of a jump and I hit the throttle fast it bogs and i can't get the front end up. I have cleaned the carb completely and the airfilter. The plug is fine. Any other ideas..

 

Normal for a unmodified bike. You need to change your leak jet or install a adjustable one.