those are not the holes for my exhaust if you read my post i said i havent cut them yet i like the little slots they look COOOOOLLL lol but yeah air rushing over carb definitly a bad thing i ordered the carb plate from TBM just to be safe.... panzl: you said you can reach your choke thru the holes right i am not going to use a servo for choke have the smart fly kill switch also did you baffle the engine? could i see a pic of this if u did?