2002/2003 Johnson SN/ST 2 Stroke 3.5, 6 8 HP Outboards Service Manual, PN 5005466, Page 95Get this manual
IGNITION COMPONENT SERVICING68 Insta lIation Install the flywheel key with its outer edge parallel to centerline of crankshaft and single upset mark facing downLoosen the five screws attaching the ignition plate to the retainer plateLift the ignition plate from the powerhead 68 Models
Clean the crankshaft and flywheel tapers with Cleaning Solvent and let dryThese surfaces must be clean and dry to allow proper locking of the tapersAlign the flywheel keyway and install flywheelCoat the threads of the flywheel nut with Gasket Sealing CompoundInstall the nut and torque to the correct valueSee chart belowFlywheel Nut Torque Chart Model