Huckleberry34
Feb 15 2009, 12:06 AM
i just put a hmf slip on pipe on my 450 and was wonderin what jetting would be a good start with and without the air box lid
zax450
Feb 24 2009, 11:33 AM
need more info. where do you ride? high alt? or low? what temp do you ride in?
jimmy450r
Feb 24 2009, 11:47 AM
I would guess that the 172 in your sig is too much
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