1997 Johnson Evinrude "EU" 90, 105RW, 115, 150, 150W, 175 60 LV Service Repair Manual, P/N 507268, Page 255Get this manual
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Jet Drive Servicing Removal and Disassembly
5 Bend tab-lock washer ears and remove impeller nut Remove tab-lock washer and discard
6 Note the number and placement of impeller shimsR