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  1. carcrash

    Modified Columbia 30 info?

    @TimFordi550#87 For a sport boat like a 550: I think getting rid of the bulb will help a lot. Bulbs are pure drag, no lift. Upwind, when you need stability, the game is 100% maximizing lift/drag. Downwind, it is all about minimizing drag.  If you are heeling enough the the bulb helps, you are...

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