Another thing too. If the engine is in the hull, support it so it is not hanging upside down on the motor mounts. I don't think the mounts will survive the weight for long. They are not designed for that, from what I have read.
My Wife has the addiction as long as I do all the work to keep them running! "WE have put a lot of work and parts in them" Really? You just hold the gas nozzle to fill the farther one on the trailer!
My over time bought the parts!