I have a 2003 12' flat bottom lund, I'm wanting to sell my 6 hp johnson and get a 9.9 or a 15 hp, but my boat is only rated for a 10. I really want the 15 because of the power :twisted: , and then I'll just throw some 9.9 decals on it. [-X [-X [-X both 9.9 and 15 hp evinrudes weigh about the...