1988 Johnson/Evinrude "CC" 40 thru 55 Models Service Manual, Page 172Get this manual
Assembly Proceed slowlyMake no forced assemblies unless pressing operation is called for All internal components must be perfectly clean and lightly coated with Johnson or Evinrude Outboard Lubricant 1 1Use Note
new gaskets, oil retainers, and O-rings during assembly'
1Apply OMC Gasket Sealing Compound to outside diameter of new upper crankshaft sealInstall the seal with lip facing bearing using OMC Seal Installer PI 326567Coat the lip of the seal with OMC Triple-Guard greaseOil and install new O-ringSlide the bearing onto the crankshaft
2Apply OMC Gasket Sealing Compound to outside diameter of new lower crankshaft sealInstall the seal with the sharp rim of seal case facing OMC Seal Installer PI 326551 Coat seal lips and O-ring with OMC Triple-Guard grease