On Wed, 07 Nov 2007 09:10:46 -0800, "Paul G."
wrote:

If 6 hp will get it moving, and 15 hp is beyond the boat's rating, 9.9
hp sounds like a good choice.

It should go pretty well with a 9.9 if you don't load it down too
much. I'd recommend a Doel-fin if it is slow to get on plane. I've
become a believer since I got mine.