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  1. Banned
    Join Date
    Mar 2018
    Location
    Oklahoma
    Posts
    12,180
    #21
    Quote Originally Posted by mikesxpress View Post
    I run my 3 hole like this with no overheat issues. It fully cycles thru the thermostat opening process.
    In the picture above, what the small hole in the front of the gearcase just above the tape, right in the front?

  2. mikesxpress
    Guest
    #22
    Paint chip

  3. Mercury 3L/4 Stroke/Verado Moderator EuropeanAM's Avatar
    Join Date
    Apr 2008
    Location
    Greenville, SC (US)
    Posts
    94,945
    #23
    Pitot pickup opening perhaps?


    Dual Mercury Master Technician- for Mercury Outboards, Mercruiser and Mercury Racing at European Marine in Greenville, SC.
    Still consider myself a "Marine Apprentice" after 47 years (learn something new every day).
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