Carb jetting. - Off-Road Forums & Discussion Groups
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post #1 of (permalink) Old 01-06-2004, 05:24 PM
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Carb jetting.

Well my hmf exhaust has finally came today. I have a kfx 400 and i got the full exhaust for it and the jet kit. I already have an aftermarket filter on it and i know what i have to do the carb and the air box but im pretty sure how to swithc the main jet but im just gunna have my friend do it Now the guy from hmf said that the new main jet is a 175 and i have to replace the stock one with that then i have to move the needle up one click he said , thats where i get lost my friend will switch the main jet for me but as far as the needle being moved i am lost is it easy and how do u do it .
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