4A-GE MK1 Engine Vacuum leak

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I have a known vacuum leak (at least one) that I created while trying to fix any vacuum leaks, ironically enough. I accidentally broke off one of the plastic nibs while trying to remove 20+yr old vacuum tubing from one of the little...thingie-jiggers. So yeah, there was a metal line running off somewhere, and it had a fitting in it with a blue plastic junction for two vaccum hoses...so two of the lines sort of merged at this one spot (good lord, there