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View Full Version : how many turns out in the pilot/ a/f screw out on stock


Cwad_BoyEX
01-12-2005, 04:23 PM
Just like it says, how many screws out on the pilot or a/f screw on a stock 400ex, what is the stock setup?
cals400ex
01-12-2005, 10:39 PM
mainjet: keihin 148

pilot jet: keihin 38 it is a 21 series

needle: B44A 3rd clip position from the top (middle slot)

fuel screw: 2.25 turns out from lightly seated