my question is that do all o/b have a pee hole b/c i have a 1970 rude selectrict shift and its a 85 hp . i do not see any were the water is peeing out ??? and it sure idi get real hot so i shut her down and towed here back in i havent droped the lower unit yet to look at the impeller .i do here that they can be damaged verry quickley so if any one has any info on the pee hole ????????????????????/verry thankfull