1990 Johnson Evinrude "ES" 9.9 thru 30 Service Manual, P/N 507871, Page 163Get this manual
Disassembly To simplify reassembly and wiring installation, layout the various screws and clamps in the order of their proper location 1141 1To remove the water tube grommet, depress tab of the
grommetPush the grommet out of the inner exhaust hous-
grommetApply OMC Gasket Sealing Compound to outside diameter of the grommetAlign tab of the grommet with hole in the housing and install grommetr:j6l 3Using diagonal or end cutters, gently pry out and remove the flywheel keyr:;-::;l r:;;l 4Remove the three lower crankcase head screws and pull it free evenly on all sidesDiscard both crankcase head O-rings and the three screws