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I did not know "head" gaskets had writing on them that must face the heads mating surface. I've just always made sure the fire ring doesn't overhang into the bore and that all water and oil passages lined up...
Last edited by Jclgodale3; Dec 16, 2007 at 01:22 PM.
so, these markings must face the head for correct installation? I think that is what he was originally asking...
Well I asked the same question to a GM tech at the local service center and he told me that the markings would face the head. Also, that intake manifold gaskets, in the same way, the markings face the intake.
Now that one got my head spinning...I believe head gaskets have a very definitive orientation. (this side up or down).
The 'most' times comment was not directed toward the head gasket orientation, but the tech I spoke with was just giving me a general rule of thumb. For the head gasket he was very clear. Markings go towards the head. Then added that while it usually won't matter, it's god practice to face all markings away from the block itself.