Help!!! Won't accelerate

My blaster runs fine until you ride it then it acts like it floods out and smoke heaven any ideas
 
My blaster runs fine until you ride it then it acts like it floods out and smoke heaven any ideas

You injection or premix?
Float levelgoodl? No leaking needle/seat?

IF it is stinky white smoke you have a leaking crank seal.
As old as these things are, a leak down test should be done AT LEAST ONCE PER YEAR !!!