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View Full Version : what jet for a 406ex



Buffalo400
04-05-2004, 07:44 PM
I have a 406ex.

I have a 9:1 honda pistion...I'a have a dynojet kit, fmf slip-on, a uni filter and k&n lid .......i'm jetted with a 146 dynojet main, stock pilot and my needle on de second grove...

I know that a 146 dynojet is bigger than a 148 stock and my bike run well..

but I want to Know what is the best size of jet because I don't want run poor and smoke my piston!

Thanks