RE: [Chrysler300] Question about intake manifold gasket 300H
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RE: [Chrysler300] Question about intake manifold gasket 300H

You might want to start at the center and work outward to prevent formation of a “bridge” in the middle.  There may even be a torqueing sequence diagram in manual.


Speaking of Immanuel, Merry Christmas to all,


Rich Barber

Brentwood, CA


From: Chrysler300@xxxxxxxxxxxxxxx [mailto:Chrysler300@xxxxxxxxxxxxxxx] On Behalf Of Michael Moore mmoore8425@xxxxxxx [Chrysler300]
Sent: Thursday, December 24, 2015 5:12 AM
To: paul <paulholm@xxxxxxxxxxxxx>
Cc: Chrysler300@xxxxxxxxxxxxxxx
Subject: Re: [Chrysler300] Question about intake manifold gasket 300H



Thanks Paul, I will certainly do that.Merry Christmas!
Mike Moore
On Dec 23, 2015, at 8:30 PM, paul <paulholm@xxxxxxxxxxxxx> wrote:

On 12/23/15 18:38, Michael Moore mmoore8425@xxxxxxx [Chrysler300] wrote:
> Several weeks ago I discovered I had a massive leak between my intake
> manifold and each heads, pretty much halfway back on each side.

> I discussed this with Jeff Carter several weeks ago, and he thought
> if the sealing ribs embossed in the valley gasket weren’t flattened I
> might need to use a paper gasket.

> He is currently unavailable. I have removed the old valley metal
> gasket and all surfaces are flattened as I might expect. I noticed
> the two center bolts on each side were not as tight as the rest. Not
> “loose”, just not as tight. My current plan is to clean heads and
> valley in car to be spotless and use a tiny bead of red hi temp rtv
> on the engine, all around with a tiny circle around each intake. I’ll
> install that, install the sheet metal clips front and rear along with
> the insulation bags and tighten those down. I will then put circles
> (like o rings) of rtv around each intake port opening, install and
> torque down to 40 ft-lbs the intake manifold. Am I missing anything?
> (I really only want to do this once!)

> Thanks, Mike Moore 300H

Its quite possible that after a heat cycle, run the engine and
then let it totally cool down, you might want to re-torque the
intake bolts??? Gently!!! :-)

Paul Holmgren
The supreme irony of life is that hardly anyone gets out of it alive.
Robert A. Heinlein


Posted by: "Rich Barber" <c300@xxxxxxx>

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