I've been told the orientation doesn't matter. The correct caps look like that though.
Also, make sure the mating surfaces are absolutely squeaky clean and put the manifold back on with the correct torque as you can warp them and stop them sealing quite easily.
This post is an artistic work of fiction and falsehood. Only a fool would take anything posted above as fact.
62k Diablo Phase 1 Gti-6: Project Thread
62k Diablo Phase 1 Gti-6: Project Thread