1998 Johnson Evinrude "EC" 25, 35 HP 3-Cylinder Outboards Service Manual, Page 204Get this manual
2Apply OMC Gasket Sealing Compound to the th reads of the single shorter mounting screw Install the screw into the hole in the exhaust passage of the extension Tighten the screw to 192-216 inIbs(22-25 Nm)Remove the two alignment screws3Coat the driveshaft splines with OMC Moly LubeDo not coat top surface of the driveshaft as the lubricant here may prevent seating of the driveshaft in the crankshaftCoat upper shift rod with OMC Triple-Guard grease4Temporarily install the upper shift rod connector on the gearcase lower shift rodInstallation of the gearcase will not allow the upper shift rod connector to be installed at later time
rn 5Apply OMC Gasket Sealing Compound to two of the long gearcase extension screwsInstall these screws into the two
middle screw holes of the gearcase before the gearcase is installed Their length will not allow access past the anti-ventilation plate once the gearcase is installed Install the gearcase onto the extensionSee that the driveshaft engages the crankshaft Rotate the flywheel, if necessary