Re: 1984 4.5 Merc Tell Tale

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June 27, 2015 at 11:07 pm #19049
legendre
Participant
    quote retiredoz:

    Typically a small outlet from the water jacket routed out where you can see it. Givwes you a hint whether your waterpump is working or not.

    Others call this the "pee hole", but I’m not among them.

    I believe the non-colloquial industry term is "water discharge" but please feel free to correct that.