Looks like it

I am still studying your plans. Hard to translate those cross sections to actual 3D model locations.[

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Doomas sloop looks great and inexpensive. I could convert any free flying plane to RC so boats can't be any different!
Victor models America 3 and Blackhawk is definitely value for money. Since they are made of hi-impact plastic should last for long time.
Finally, Footys are definitely performing (may be not high) sailboats you can learn to sail. I am having fun with mine [link=http://www.rcuniverse.com/forum/m_4713712/tm.htm]My Footy[/link] .