Depending on the model year, in the late 90's, the galley cabinets, fridge and all of their contents are also to port. Unless they changed things in your model. On my 1999 2800 SCR the water heater was also port side of center as well.
I used to keep full water, and mounted a motor mount for my 2HP dinghy motor to Stbd.
You'd be better off balancing the load by relocating batteries. Water weight is variable, battery weight is constant. Ballast should be static in it properties and location.
As for issues with handling, that is what they make trim tabs for. Though in cases where I needed a significant amount of tab on only one side to balance a list, I could feel the boat pulling to the side. Much like dragging a paddle while sitting in the stern of a canoe. Fighting it with the wheel gave a weird sensation like the boat was trying to twist a little. Like revving a old sixties big block. It might have been a illusion though. I suspect what was probably a more accurate analogy is a car ridding down the road with the wheels badly out of alignment. It was rarely to be in that situation though.
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