: I am just finishing off [painting the hull in my Point Bennett Chop
: Project. I'm going with Interlux Brightsides again. The
: manufacturer recommends 2-3 coats. I just put the third coat on
: and looks really good. I am just wondering if subsequent coats
: will be of any benefit?

I would not go more than three coats because then you get into issues with too much paint and the paint will crack and peel. Two coats is plenty. I use Awl Grip and it is self-leveling like you decribe. I prefer to brush it on and it will dry looking like you sprayed it.