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i was thinking about getting a k&n air filter, and was wondering what the jetting might be. i have no mods to it, it is just bone stock. i ride frome 0 to 4000 feet. please help.
just got it today. i installed it, and it is popping and not very good throttle response. i think i have to rejet it but i dont know how. i have a jet kit but dont know which ones to use. please help.
Then I would call the manuf of your jet kit and see what they say. I have a hard time believing its too rich from the factory but I dont own a KFX either. Im sure there is somone else more knowledgable.