Ok, so fun, I bought myself a '79 Sears Gamefisher 13'6" tinny. I have a Johnson QD-20 ('59 10hp) tiller. Took it out this afternoon, and well, it was fun, it was fast enough (21mph GPS), but man, was it tippy! I felt like I had to be dead center in it, or it felt like it would list so badly it...