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  1. #1

    Vent plugs for Z17/Pro XS 115 4S

    Vents opened or plugged with the Z17/Pro XS 115 FS with 19 pitch spitfire prop?

  2. Member
    Join Date
    Dec 2008
    Location
    Wichita, KS
    Posts
    10,957
    #2
    Trial and error. May only need to restrict one vent. Not necessarily closing one complete. Could be restricting each vent a little bit.
    Dale Johnston
    Wichita, KS
    2019 nitro z20, mercury pro xs 250 four stroke

  3. Member
    Join Date
    Dec 2017
    Location
    State of Jefferson
    Posts
    754
    #3
    Being rather anal about things, to keep balance, I ran all three in my 115 Opti, then drilled them all out with a 1/2" bit.
    Jim
    Old Guy
    2021 Z19 Pro

  4. #4