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Re: [Mgs] Rocker shims

To: MG List <mgs@autox.team.net>
Subject: Re: [Mgs] Rocker shims
From: Max Heim <max_heim@sbcglobal.net>
Date: Mon, 29 Jun 2009 13:49:57 -0700
Tom says the head was machined. Presumably all wear issues were resolved by
the machine shop. But maybe he should confirm that and tell us what work was
actually performed, and for what reason? We're kind of flying blind here.


--

Max Heim
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the primer red one with chrome wires


on 6/29/09 1:10 PM, Richard Ewald at richard.ewald@gmail.com wrote:

> If the #8 valve has receeded into the head, or a valve job was done and the
> machine shop ground seats/valve too much, you will wind up with the problem
> you are experiencing.
> Have you measured the installed height of the valve springs to make sure you
> don't have a protruding valve?
> Rick
> 
> On Mon, Jun 29, 2009 at 11:58 AM, James F Juhas <james.f.juhas@snet.net>wrote:
> 
>> I just had this problem on my MGA, although I was recovering from a
>> catastrophic failure.  If it is too loose, look carefully to see if the
>> rocker arm is bent.  Mine didn't look obvious unless held immediately
>> next to a good one.  I don't know why it bent (it was not on the
>> cylinder that dropped the valve) but it certainly was bent.
>> 
>> Tom Gunderson wrote:
>>> I cannot adjust the #8 valve after the head had been machined. Any ideas?
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