1997 Johnson Evinrude "EU" 9.9 thru 30 2-Cylinder Service Repair Manual, P/N 507263, Page 147Get this manual
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Cleaning
11!1 4 Use OMC
Gel Seal and Gasket Remover to remove all traces of gaskets, adhesives, and OMC Gel-Sealfrom the cylinder block and crankcase5 Carefully remove any ca