[FC] Synthetic oil...serious tapping

[J R Read_HML]

This might help you.
Later, JR

----- Original Message ----- 
From: "Ben and Lynn Stiles" <lbstiles at verizon.net>
To: <corvanatics at corvair.org>
Sent: Friday, July 09, 2010 8:28 PM
Subject: [FC] Synthetic oil...serious tapping


> Hello everyone-
>
> I cahnged the oil in the 'Brier to Mobil 1 synthetic (10-W-40) before
> leaving for Iowa. All went well...until the second to last day when I
> started it up and such a racket!! IT was tapping like crazy. Well, we
> had to keep moving, so we did. It got quieter as it got warmer
> throughout the day. Got home with no issues. I just started it up again,
> and it is tapping plenty, though not as badly as that second to last day
> of vacation.
>
> Should I be adding the ZDDP stuff anyway, even though I went with
> synthetic oil to avoid its use? Could I be having issues with the top
> end lifters?
>
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