sup guy i just "tried" to do the needle shimming and i used to, and it was fairly ez to do until i started and was about to go for a test drive, at first i idled and then i hit the throttle it shuts off take it back apart just to check a few things and same thing but now i have it wont rev even at WOT and when im not on the throttle it shuts of.. what can this be im using two washers and a lite smoke cames out the exhaust..
shawn
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