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99 yz400f jetting ????

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i have a 99yx400f, fmf silencer and thats it, what is the needle possition, and fuel screw adj suppost to be at, i ride in the desert which is around see level and almost 0 humidity, please help, desert season is here :cry:

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Stock clip position is 4th from top, try 5th from top for more torque. The fuel screw should be in the range of 1 1/4 - 1 3/4 turns.

James

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