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09-10-2016, 10:25 AM | #1 |
Join Date: Feb 2015
Posts: 257
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i have no idea 'where' the cone AF came from.
The ceramic color: original- white lean - white or almost white proper - tan rich - black a proper running engine will take an overly rich plug and clean it to tan within about 500 miles of driving. |
09-10-2016, 10:49 AM | #2 |
Join Date: May 2016
Posts: 34
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Thanks I'll need to get a new plug to properly test this I'm assuming.
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