| [GMCnet] Re: Tips/steps to take before removing intake manifold [message #367861 is a reply to message #367860] |
Tue, 07 December 2021 12:09   |
jimk
Messages: 6734
Registered: July 2006
Location: Belmont, CA
Karma:
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Senior Member |
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If by chance you aquired the intake from us, I need to know so we can
correct it. as we remachine them to fit not only the bracket, but the
carburetor ports.
On Tue, Dec 7, 2021 at 7:20 AM Robert J. Gogan wrote:
> I just installed the aluminum intake manifold this past spring. I choose
> to use blockoff plates even though the manifold has no crossover passage.
> The heat of the exhaust was sure to burn up my nice new intake manifold
> gasket and ultra black sealer without it. Also the nipple for the coolant
> hose to the heater at the passenger rear of the intake manifold is a
> smaller size on the aluminum manifold than on the cast iron one. I couldn't
> remove the old one anyway so a new smaller one was fine.
>
> Also the rear A/C mount didn't line up with the drilled and tapped spot
> for it on the intake manifold. Otherwise everything went well.
>
> Had to do the install twice however. First time tried to get by on one
> tube of ultrablack. Got an oil leak at the front of the manifold. Without
> the gaskets used in the front and the back, there is quite a gap to fill
> with sealant. Second time around used two tubes of Ultrablack and the
> manifold is oil tight still after 3,000 mi.
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--
Jim Kanomata ASE
Applied/GMC, Newark,CA
jimk@appliedairfilters.com
http://www.gmcrvparts.com
1-800-752-7502
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Jim Kanomata
Applied/GMC
jimk@appliedairfilters.com
www.appliedgmc.com
1-800-752-7502
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