Home › Forum › Ask A Member › Top shaft seal leaking of 1967 18hp Evinrude › Reply To: Top shaft seal leaking of 1967 18hp Evinrude
October 23, 2022 at 6:14 pm
#268133
Well, there are some little pick marks there, but the big void is meant to be there. The low pressure air passage is down inside that void to pull excess oil down to the intake manifold.