

| Subject: | Re: mileage |
| From: | Austin |
| Date: | Wed, 18 Mar 1998 23:34:20 -0800 |
> >Check the tail pipe and see if there is any carbon build up. > >TBill Howcum in the 'old' days (pre cat converters) a nicely tuned good running engine would leave your tailpipe coated/colored light tan, but these days every tailpipe you see is sooty black inside - ??? Austin
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