R50/53 Black stuff (carbon??) on exhaust tips?

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Nov 13, 2007 | 09:50 AM

JSLUVB

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Neutral

Joined: Oct 2007

Posts: 6

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Black stuff (carbon??) on exhaust tips?

Is it normal? or is my engine running to rich??
I have 17% pulley and GIAC 19% program.
Thanks.

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