2000 Johnson/Evinrude SS 25, 35 3-Cylinder outboards Service Manual, Page 142Get this manual
rn 41Thoroughly clean with OMC Cleaning Solvent andmating and degrease the crankcase flange of the cylinder block let air dry[] 42Apply CIVIC Locquic Primer to the mating flange of the crankcase and let air dry
43Apply CIVIC Gel-Seal" sealant to the crankcase mating flange of the cylinder blockThe application must cover the flange evenly and consistently without being excessiveThe application must not come within in(6,4 mm) of crankcase seal rings or bearing
CIVIC Gel-Seal" sealant has shelf life of at least one year when stored at room temperatureTest the CIVIC Gel-Seal" sealant or replace it if the age of the tube cannot be determinedUsing old CIVIC Gel-Seal I sealant could cause crankcase air leaks
44Lower the crankcase into place