If you look closely, you will see that the bottom of a tappet is not flat.
if it is, you have a problem. The bottom of a tappet is crowned ever so
slightly. Put a straight edge on it and you will see I am right. the
radius is of a 40 inch diameter curve, I was told.
Take them to a machine shop and get an expert opinion.
PS take the cam also
Rick
On Mon, May 30, 2011 at 7:50 PM, Mark LaPierre <lapierrem at
sbcglobal.net>wrote:
> I have 3 tappets in my 4 cylinder MGA with a few pit marks. Can these be
> gently polished back to a smooth service (machine shop) and reused till I
> want to get a full set, or do I need to purchase three new tappets now.
> The
> cam lobes do not show any noticeable wear in these areas and the other
> tappets
> are smooth.
>
> What say you class?
>
> Mark
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