:Seems I need a 94+ Upper Plenum, and a Pre9/94 Lower Plenum... Seems the difference is in how the balance tube mounts. :Also here is a pic of the crack : :And yes, when I change out plenums, I will be replacing PCV hoses with stock and going back to the original spring clamp as well.@MrOzzie5183 Had a similar issue. Here's what I did; Cracked PCV valve carrier:


 Then I sanded down and (V'd) out the area:


 TIG welded, sand & painted. The PCV screwed in perfectly:

 This worked for me and I haven't experienced any issues (e.g. leaks).
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