In the forum header on the right there are boats that scroll through. If you happen to own the gold cat shown running you have no water coming out your sb engine, sb bank. I suspect you might have already figured this out though

That is one of those efficient motors that shut down banks of pistons to get better milage.(Like GM) It may be making a right turn.
Good catch I never noticed that. Soon to be row, row, row, your boat, ..................

Interested what the out come was.....