Well, if your washer thickness was off by a few thousandths, it still may
not tighten down evenly. It needs to be a very precise match, not just an
"eyeball" match. In principle you are doing the right thing, but the devil
is in the details...
on 3/24/03 10:45 AM, Marc Siegel at smarc@abs.net wrote:
> As usual, thanks for all the replies (just gotta love this list!!). So,
> having actually done things correctly, I still have leaks at the intake
> manifold. I had determined this by spraying carb cleaner and noting the
> definite change when I hit the leaky spots with the spray.
>
> As noted, I used cut washers to shim the difference, but although it's not
> as leaky as it was, it still leaks. I made sure that the surface of the head
> was clean, used a brand new, undamaged gasket, and made sure the flanges on
> the intake manifold were clean. I had also had a machine shop put the
> manifold on their belt sander to make sure the flanges were clean, smooth
> and true.
>
> Any tricks that may be helpful here? Is a double gasket a really bad idea? I
> guess the proper thing is to have it planed down to match the exhaust
> header, but it seems like I should have been able to get a good seal by
> using the washers to shim it. When I disassemble it again, I'll check the
> head with a straight edge as was suggested to me...
>
> Learning a lot (mostly about what NOT to do!)...
>
> '73 MGB
> '80 MGB
--
Max Heim
'66 MGB GHN3L76149
If you're near Mountain View, CA,
it's the primer red one with chrome wires
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