2003 Johnson ST 6/8 HP 4 Stroke Outboards Service Manual, PN 5005471, Page 221Get this manual

2003 Johnson ST 6/8 HP 4 Stroke Outboards Service Manual, PN 5005471, Page 221

GEARCASE ASSEMBLY6 the end of the propeller shaft making sure that the rounded end is facing outa new gearcase head O-ringInstall the O-ringApply Triple-Guard grease to the seal lipsInstall the gearcase head and tighten the screws to torque of 60 to 84 inIbs(7 to 9.5 Nm)
COA3387

Carefully slide the propeller shaft assembly into the forward gear

Install seal saver on propeller shaft with lip facing outPress it securely in place
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Place the thrust washer in recess of the reverse gearSlide the reverse gear onto the propeller shaft and rotate it slightly until it engages the pinion