1985 Johnson/Evinrude 2 thru V-6 models service repair manual final edition P/N 507508, Page 535Get this manual
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DisassembIy and ReassembIy of Propeller Shaft Bearing Housing 20,25 and
135 15 Oil
13611 37 16
Install new back to back seals in aft end of the bearing housing using Seal Installer,