This instructable will show you how to replace the lower intake gaskets + most of your engines top end gaskets and o rings. this instructable is for the 2004 3.4L engine in the Impala.

Feb 14, 2019 · I am in the process of replacing my 2004 Chevrolet Impala 3.4 intake manifold gaskets. The car has 206K miles on it and had it since April 2007. Took me about 4.5 hours to …

When the lower intake manifold gasket on a 3.4 or 3.1L GM engine leaks, coolant seeps into the oil. This eight part video series addresses this problem in detail.

Unfortunately, the 3400 engine tends to leak from the lower intake manifold to the cylinder head gasket. The original engineering design used a black nylon frame to position silicone gaskets, …

Jun 24, 2016 · Both the 3.4L and very similar 3.1L have been plagued with leaking lower intake manifold gaskets. This job is not technically difficult, but the sheer volume of components and …

Contains premium grade intake manifold gaskets. Master set - contains intake and valve cover gaskets plus all miscellaneous gaskets and seals needed for intake installation.

Position this new manifold gasket so that it lines up perfectly with the cylinder ports of the Impala's engine block. Place the old intake manifold on top of the newly-installed manifold gasket until it …

Re-assembly of intake on a 2003 Chevrolet Impala 3.4L engine which was bleeding oil into the cooling system through a failed intake gasket. This is the second part.

Jan 5, 2010 · Install the lower intake gasket, and start reassembling. When reinstalling the pushrods, BE SURE to torque the rocker arms back down to spec, and verify that they're …

Get the wholesale-priced Genuine OEM GM Intake Manifold Gasket for 2004 Chevrolet Impala at GMPartsGiant Up to 50% off MSRP.