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honda 400ex smoking

9282 Views 8 Replies 6 Participants Last post by  Saber6
should a newly rebuilt eng smoke at all if so for how long
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How bad was it before the rebuild? I have seen left over oil residue in the header cause mass blue smoke. If your rings were shot before it is possible that you got enough oil in the header to cause it.
1 - 1 of 9 Posts
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