Re: [FWDLK] intake manifold restoration

[Dave Casey <dcasey@xxxxxxxxxxxxx>]

You certainly are no expert ;-). The valley pans come on all big block
engines, as without them, you've got a wide open passage to your oiling
system. Perhpas you're thinking of the foil wrapped insulation packets that
were sometimes put between the pans and intakes?

Dave Casey

----- Original Message -----
From: "Tom Duross" <6t4belvedere@xxxxxxxxxxx>
To: <L-FORWARDLOOK@xxxxxxxxxxxxx>
Sent: Monday, February 28, 2005 8:14 AM
Subject: Re: [FWDLK] intake manifold restoration


> WOW!  A factory installed valley pan!  I'm no expert but all I've ever
> seen
> is fiberglass insulation stuffed under the intake to keep it cool.
> Maybe someone in the past 47 years removed the intake and reinstalled it
> with a valley pan.
> I think they're a worthwhile investment, like windage trays if you're
> there.
> There's also some chatter about making heat shields for fuel pumps.
>
> Tom Duross
>
> ----- Original Message -----
> From: "Dave Casey" <dcasey@xxxxxxxxxxxxx>
> To: <L-FORWARDLOOK@xxxxxxxxxxxxx>
> Sent: Sunday, February 27, 2005 10:15 PM
> Subject: Re: [FWDLK] intake manifold restoration
>
>
> > Yes, that's the valley pan. You can still buy them. You need one for a B
> > engine, so if you go to order one your best bet is to say its for a 383
> > or
> > 400 so the parts people know what you're talking about (most of them have
> > never heard of the 361. Imagine if you had a 350!). The valley pan seals
> > off
> > the lifter valley and was also the intake gasket. You'll notice it has a
> > crush zone around the ports for sealing purposes. If you want to reuse
> > your
> > pan, get some paper gaskets to put between the pan and intake. If you get
> > a
> > new pan, you can do without the paper gaskets assuming you're using iron
> > heads and intake.
> >
> > Dave Casey
> >
> > ----- Original Message -----
> > From: "Bryan Scott" <scott1990@xxxxxxxxxxxxx>
> > To: <L-FORWARDLOOK@xxxxxxxxxxxxx>
> > Sent: Sunday, February 27, 2005 8:23 PM
> > Subject: [FWDLK] intake manifold restoration
> >
> >
> > > Hi all!
> > >
> > > Today I removed the intake manifold on my 1958 361 V-8.  I wire brushed
> > > it
> > > clean, and later I intend to ream the ports with a nylon brush.  The
> > > ports
> > > are black inside, but there doesn't appear to be any gunk or build-up of
> > > any
> > > sort.  Anyway, I have a few questions to throw out there.
> > >
> > > First, underneath the manifold and on top of the engine is a sheet of
> > > metal
> > > that appears to act as the gasket for the manifold.  It runs from the
> > > intake
> > > ports on one side of the engine, forms a pan on the top of the engine,
> > > then
> > > runs up to the ports on the other side.  It's held down by a metal strap
> > > at
> > > the front and rear of the engine block.  Is "valley pan" the proper term
> > > for
> > > this part?  Is there a readily available NOS replacement part for this?
> > > If
> > > so, who sells them?  If not, is it OK to re-use the existing one?
> > >
> > > Second, before I paint the manifold, does anyone have any words of
> > > wisdom
> > > that I should hear before I proceed?  Such as giving it some sort of
> > > pre-paint treatment, or anything else that I should do to it (or the
> > > engine)
> > > while it's off?  Just looking for worldly experience from those who have
> > > been there before!
>
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