2005 SO Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 203Get this manual
GEARCASE WATER PUMP Install gasket, water inlet tube, and water drain tube to the water inlet housingInsert the key in the driveshaft and slide the impeller onto driveshaft, ensuring that key and keyway are aligned
123Gasket Water inlet tube Water drain tube
1Dowel pins 2Under panel gasket 3Under panel 4Key 5Impeller
Install the seal core and seal rubberInstall the water inlet housing assembly to the gearcasePlace the water inlet tube and drain tube into position