j-boy on the carb. there is 3 needles the one thats is connected to the servo is the the low speed adjustment that you should not have to touch but it should sit flush to the outside the one that sits inside the copper sleeve is the high speed adjustment that should be 3 1/2 to 4 turns out from bottomed out the idle adjustment screw sits under the air filter its a small screw when you adjust that try 1/4 turns at a time gett it running first make a adjusment then hit the throtle if its not where you want it adjust it then hit the throtle till you get it good luck with the tunning
I just want you to now that alot of the parts can also be found at hpi and tower but if you bring it to a good rc shop that has a good inventory like rc excitment
www.rcexcitement.com they now there sh**