I have a 10' ft hopper boat (pelican type) an i need to balance it out to be stable,2hp johnson motor in the back-trolling motor in the front with the deep cycle battery under the svl/chair in the front but the box is 1/2 way in the floor an is that ok?I added 2 small ice chest on each side as well/cutting out the solid seat area to insert the ice chest in the floor (lots of room).Is this ok??