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  1. K

    1965 Merc 3.9 Fuel Pump Check Valves

    Anyone know how to remove them? Are they just pressed in? Is a special tool required to remove them? thanks for your help. Kevin Gould
  2. K

    1965 Merc 3.9-1

    Ok, thx for the explanation. I definitely fall into the "novice" category.
  3. K

    1965 Merc 3.9-1

    I’ve got a 1965 Merc 3.9-1 apart. Does anyone know whether the A-32-32077 “Tube, water outlet” is supposed to be a tight fit in the A-23-31792 “Sleeve, guide – inlet tube” providing a water-tight connection, or just a loose fit that would allow water to leak past the connection? Any help you can...
  4. K

    1966 Mercury 3.9 Telltale

    How can I tell if the water pump is working on my 1966 Mercury 3.9? I see video's of a "telltale" outlet under the left side of the powerhead, but I can't locate it on my motor. Am I missing something? Thanks for your help
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