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1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

upper manifold gasket

   
Old Nov 13, 2008 | 08:06 PM
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Question upper manifold gasket
What is the tube attached to the upper manifold gasket for? Does it connect to anything?
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Old Nov 14, 2008 | 06:17 AM
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That tube routes the PCV gasses and oil particles to the middle of the manifold. Overall it is probably not super important, but does have a purpose.
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Old Nov 15, 2008 | 03:42 PM
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Does it connect to anything?
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