prostockcat
New member
I got 2 04 300hpdis run very nice one has a new power head the other has 50 hrs the center exhaust hole on the new motor is flowing water pretty good at idle and on the other motor with 50hrs there is nothing I have replaced poppits sea pumps and all filters the pee holes both work very good etc. what is the purpose of these center exhaust holes where does the water come from and what could be a possible fix?