1998 Johnson Evinrude "EC" 9.9 thru 30 HP 2-Cylinder Outboards Service Manual, Page 260Get this manual
Installation
1Apply CWIC Gasket Sealing Compound to threads of the spacer to exhaust housing screwsInstall and tighten the screws and nut to torque of 192-216 inIbs(22-25 Nm)
2If removed, install water tube extension on water tube
3Apply CWIC Moly Lube to splines of driveshaftDo not coat top surface of driveshaft as lubricant here may prevent seating of driveshaft in crankshaft