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Recent content by icu812

  1. I

    Fuel pump vent system question

    Hey all - Does anyone know how the fuel pump vent system works in the 7.4LX MPI (1996 year) Mercruiser engine? Specifically, if I stuck a pressure gauge on the "sight tube" at the sea water fuel pump what would it read? I think it would read manifold vacuum but I'm not sure. The sight tube...
  2. I

    Just a couple of questions I havenbt seen before

    Hi all - I've read this fo Hi all - I've read this forum for many years and have learned much - thanks. I finally have a couple of questions of my own that I haven't seen addressed. 1 - I'm in the process of replacing the steering shaft seal ('96 7.4 LX MPI B3) and the manual (Number 11...
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