Hi Matt,
The crack has to be pretty good sized, enough that it should
irritate you and kind of embarrass you, when pedestrians look over at
you from the cross walk. This crack:
http://home1.gte.net/res0p2es/david/Manifold%202.jpg on David Moller's
of this group should have warp a valve. From my hot rod days those that
could resist test firing their V8s without headers instantly nailed the
valves.
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Matt wrote:
>
> gkucera <gkucera@yahoo.com> wrote in message news:<rfmZb.12868$c14.4632@bignews6.bellsouth.net> ...
> > A leak in the exhaust manifold could cause a severe enough temperature
> > gradient across the block to warp the engine block. Then the head
> > gasket starts to leak. Happened to me on my '84 XJ. Find a salvage
> > yard and pick one up cheap.
> >
> >
> Sorry to keep re-posting on this, but how long did this take to
> happen? I've had a crack for about 2 months, not really serious (but
> getting louder), I already bought the part and gasket and am getting
> it on next week.
>
> Thanks a lot!!
>
> Matt