1979 Johnson Seahore 4 h.p. Model # 4w79d<br />The upper and lower vibration dampers and bushings are worn. There is a little wiggle in the unit when I grab the lower unit and top of the motor and wiggle it. Will this alow water to enter my lower unit oil? its not hurting anything or is it? any imput would be helpful<br /><br />Thanks,<br />Suzuki40 