1990 Johnson Evinrude "ES" Colt/Junior thru 8 Service Manual, P/N 507870, Page 219Get this manual
Assembly Before beginning assembly procedures, refer to Cleaning and Inspection, page 6-4 f2111221 1Using OMC Seal Installer PIN 326548, install two
new gearcase head sealsApply OMC Gasket Sealing Compound to the metal case of the sealsThe narrow seal should be installed first with the lip facing inwardThe wide seal should be installed with the lip facing outwardApply OMC TripleGuard grease to the seal lips
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1231 2Apply OMC Gasket Sealing Compound to the outside
diameter of two new gearcase cover sealsInstall the seals back to back on OMC Seal Installer PIN 326547Then press them into the gearcase cover until they are flushApply OMC Triple-Guard grease to the seal lips