This head has less than 50 miles on a COMPLETE rebuild!!!
Chris K wrote:
> Yup, it sounds like severe valve seat recession to me.  Pull the head
> and have hardened valve seats installed at your friendly neighborhood
> machine shop.  While your'e at it, try to figure out why #4 is getting
> that hot.
>
> Chris K.
>
> Rick Fisk wrote:
>
> >Sounds like the valve seat (or the valve) is going away on you.  Measure the
> >height of the valve stem on the offending valve (with the valve fully
> >closed) and compare it to the others.  I'll bet it's "taller".  You're gonna
> >have to pull the head anyways.  :-)
> >
> >Rick
 
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