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View Full Version : 400ex stock jet size


novacain44
01-18-2010, 07:00 PM
does anyone now the stock jet size of a 2000 400ex in illinois i need to go up one size or two for my 440 kit any wizdom would help me
BSTURDIVANT
01-18-2010, 07:01 PM
Should be 148!
novacain44
01-18-2010, 07:37 PM
sweet thanks fella