1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Manual, P/N 507263, Page 272Get this manual
[]] 5Apply Q1C Gasket Sealing Compound to both impeller plate gasketsBoth gaskets are identicalAlign one gasket on top of the bearing housing [!]
6Position the impeller plateThe side marked "UP" must face up7Position the second impeller plate gasket
8Apply Q1C Needle Bearing Assembly Grease to the cam's flat area of the driveshaftPosition the cam on the driveshaftSharp edge of the cam is leading edge during driveshaft rotation
9Slide the impeller housing down the driveshaftEngage the impeller with the camSerious powerhead damage will result if impeller cam is displaced