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  1. J

    leaking carbs

    I bought a boat with a 40 hp 1996 merc outboard that had sat for a couple of years. It didn't run well so I rebuilt the carbs. I have rebuilt them several times and used new gaskets twice now. Every time I rebuild them they both leak. I will check them before I install them by turning them...
  2. J

    Gas shoots out vent jet.

    I have a 1996 Merc 40hp. I rebuilt the carbs and when I pump the bulb gas shoots out the vent jet. Is somthing clogged, do I need to tear the carb apart or can I adjust something.
  3. J

    Put premixed gas in oil injected merc.

    I put two gallons of premixed gas for the kicker in the tank for the oil injected engine. It is a 1996 40hp Merc. It ran rough and I realized my mistake. I rebuilt the carbs, replaced the fuel lines and flushed the tank. It is still running rough. It idles fin but will only ht a top speed of...
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