To the op, you are in fresh water I suspect, and the boat is kept dry - while the price of anything with the word marine in it, is about 2 to 3 times more than something for automotive use, that's about as bad as it gets for you.
To make you feel better about any money you need to throw at it, consider that the guy with the 30 footer at the marina in salt water is paying circa $15k a year to just keep it going......
To make you feel better about any money you need to throw at it, consider that the guy with the 30 footer at the marina in salt water is paying circa $15k a year to just keep it going......