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  1. J

    quick vacuum question

    Is it normal on a merc 140 to have no vacuum at WOT? If not what should i do to fix it? Thanks!
  2. J

    Fuel pump question

    On the fuel pump in the pic im not sure what the hole in the green square is for? I know it not the inlet or outlet. Im thinking its just a vent from the crankcase but im not sure where it would go to? Its off a merc 140. Thanks in advance for any help.
  3. J

    Mercruiser 140 stalling problem

    Hi, I have a 1975 tahiti whit a mercruiser 140 in it. The problem is that after about 5-10 min of running the engine above idle it will bog and stall. And engine vacuum drops every time this happens im not sure it that causes it to stall or happens because of the stall? When it dies it will...
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