1996 Johnson Evinrude "ED" 40 thru 55 2-Cylinder Service Manual, P/N 507124, Page 204Get this manual
Installation
rn 1AUboth sidesExcept Jet: Apply plate gasketSealing ComModels OMC Gasket poundto of new impeller Position the
gasket and impeller plate on the gearcasePlace the impeller O-ring onto the driveshaft and slide it into place on top of the impeller plate
rn 2.JetmodelApply OMCnot use the impeller plate gasket Models Only: Do Jet Gasket Sealing Compound to the on
impeller plate before installing38306
3Apply OMC Needle Bearing Assembly Grease to flat area of the driveshaftInstall the drive camThe sharp edgeQ) of the cam is he leading edge during driveshaft rotation 4Slide the water pump assembly down the driveshaftAlign the impeller housing with the gearcaseRotate the driveshaft to engage the impeller cam with the impeller, and slide the water pump assembly down over the impellerBe sure the impeller cam does not fall out of position