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  1. #1
    Member
    Join Date
    Jul 2011
    Location
    MN
    Posts
    870

    Bravo I FS vs XS

    I heard the only difference between the FS and the XS is the FS has 4 PVS holes and the XS has 8. Is that true? Would there be any advantage to either for my application of a 175 ProXS 4-stroke on a Triton 189, besides the additional cost of plugs for the XS?

  2. Moderator 21XDC's Avatar
    Join Date
    Sep 2004
    Location
    Westland Michigan
    Posts
    63,428
    #2
    Same prop, Different venting options. Normally 4 strokes don't require any more than 4 pvs holes, Many 2 strokes need more than 4. Taller pitches and taller gears need more.

    Marks Props 317-398-9294, 1850 East 225 South, Shelbyville, Indiana 46176 propellerman59@gmail.com http://www.marksprops.com/index.html

  3. Member
    Join Date
    Aug 2022
    Location
    Pompano Beach,FL
    Posts
    269
    #3
    They say they're the same. I had an FS lab finished by FJ props and a box stock XS both 25" pitch, both did the same wot mph. However the XS was 10% faster in the mid range.......granted the FS was worked.........the plugs come with the prop in the box when you buy them.