1998 Johnson Evinrude EC 50 thru 70 HP 3-Cylinder Service Manual, Page 108Get this manual
Installation
1Install the flywheel key centerline of crankshaft
its outer edge parallel toI
2Clean the crankshaft and flywheel tapers with OMC Cleaning Solvent and let dryThese surfaces must be clean and dry to allow proper locking of the tapers
3Align the flywheel keyway and install flywheelCoat the threads of the flywheel nut with OMC Gasket Sealing CompoundInstall the nut and torque to the correct valueSee chart belowFlywheel Nut Torque Chart Model FtLbsN'm Adhesive OMC Gasket Sealing Compound