A SECRET WEAPON FOR 2020 EVINRUDE 9.8 HP E10PGL4

I went to the well-informed(?) individuals at my nearby West Marine and they had practically nothing and no idea on what to utilize. What can I use being a sealant exactly where it is called for.When you've got the impeller set up to the driveshaft, press down to the impeller housing though turning the shaft clockwise and every thing will line up p