1999 "EE" 90, 115 FFI, 150, 175 V4, V6 FFI Outboards Service Manual, P/N 787024, Page 177Get this manual
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41 Apply CIVIC Locquic Primer to the mating flange of the crankcase and let air dry
42Apply CIVIC Gel-Seal II sealant to the crankcase mating flange ofthe cylinder blockThe application must cover the flange evenly and consistently without being excessiveThe application must not come within 1J4 in(6,4 mm) of crankcase seal rings or bearing1Note CIVIC Gel-Seal II sealant has shelf life of at least one year when stored at room temperatureTest the CIVIC Gel-Seal II sealant or replace it if the age of the tube cannot be determinedUsing old CIVIC Gel-Seal II sealant could cause crankcase air leaks