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Thread: Distance between rudders:

  1. #1
    Member krwsr's Avatar
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    Jul 2014
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    Lago Vista, TX
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    139

    Distance between rudders:

    I am using the rudder dimensions Chuck gave me as far as the size of rudder {20" X 36" X 1 3/4"}. What is the preferred {optimum} distance between the rudders for the 4A084?
    Project "Swamp Fox"
    Hull: 12' x 6' x 18" All welded aluminum
    Motor: 4A084-4 Continental NOS / Solex 34 Carb
    Direct Drive
    Prop: 57" Ultra-Prop

  2. #2
    Member aerokirk's Avatar
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    Dec 2011
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    Upper Peninsula of Michigan
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    400

    Re: Distance between rudders:

    The formula that I've seen is: Length of prop divided by 2 minus 10= rudder spacing
    11'6" Marty Bray Hull
    4A084 Continental
    Circle "S" 1.69:1 Reducer
    67" Whirlwind Razor X Prop
    SS Rigging

  3. #3
    Member krwsr's Avatar
    Join Date
    Jul 2014
    Location
    Lago Vista, TX
    Posts
    139

    Re: Distance between rudders:

    Sounds good to me!
    THANKS!
    Project "Swamp Fox"
    Hull: 12' x 6' x 18" All welded aluminum
    Motor: 4A084-4 Continental NOS / Solex 34 Carb
    Direct Drive
    Prop: 57" Ultra-Prop

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