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06-23-2011, 01:12 PM

#23

dadkins

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RE: building air boat, any tips???

For twin rudders and a .52 4 stroke I would probably shoot for about 20-25 sq in. ea 3" x 7" or 4" x 6" - but... I would make them out of almost anything but steel. you dont want that weight up high like that.

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