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    well, need to take some photos... this...

    well, need to take some photos...


    this sounds similar to what i planned. There is a sump below the pump, where the original intake tube ends. i can bore a hole from the side into it for new...
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    hi Smitty, this cooling water pickup is...

    hi Smitty,

    this cooling water pickup is annoying; yes. One more disadvantage: as the "new" prop has rake and higher pitch, it is "longer" than my other props. In other words: the prop in its...
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    Hi Guys, here's a first update: used a...

    Hi Guys,

    here's a first update:
    used a compass to construct the new LE-outline:

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    this resulted in a surprisingly nice shape: as the (compass-)centre is located aft of the prop, the...
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    hi Jeff, my cav plate is already above the...

    hi Jeff,

    my cav plate is already above the wake. Maybe my explanations were a bit confusing, but a sketch is worth a thousand words:

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    as you see, it is kind of borderline and there is...
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    Hi smittythewelder, the prop as it is now is...

    Hi smittythewelder,

    the prop as it is now is definitely too large (would hit the cavitation plate), so i can not test it yet. But i will do the "minimum cutdown" first and try before cutting...
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    wow; didn't expect to get so much response- thank...

    wow; didn't expect to get so much response- thank you all!

    so the quintessence is, that C might be the best "target shape", but the path to go there runs in smaller steps with intermediate tests...
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    need advice on (re-)shaping old bronce props

    Hello Guys,

    i got an old bronce prop that i want to use on my boat, but the diameter is a little to large for my engine, so i need to cut it down. As i have to adapt the leading edge to the new...
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    Spline dimensions

    does anyone have a link or compilation with diameters and dimensions of the different spline shafts? I need a prop with 17mm (=0.6693") straight hole- therefor i could take a prop with splined hub...
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