2003 Johnson ST 6/8 HP 4 Stroke Outboards Service Manual, PN 5005471, Page 203Get this manual
GEARCASE
PROPELLER
PROPELLER
Inspection
Carefully check the propeller and outboard for the following conditions: Damaged blades and signs of propeller cavitation (burned paint, etc Spun or overheated inner hub Worn or twisted splines and inadequate lubricant Damaged or missing converging ring (if applicable) Damage to outer hub area Worn, missing, or incorrect thrust washer and spacer Correct size Check for bent or damaged propeller shaft and twisted splines
8 HP MODELS
Install thrust bushing onto propeller shaft with shoulder of thrust bushing facing aft matching tapersInstall propeller on propeller shaft by aligning splines and pushing until seated on the thrust bushingInstall the spacer, engaging the propeller shaft splinesInstall and tighten the propeller nut to 120 inIbs(14 Nm)Continue to tighten the nut to align next cotter pin holeInstall and secure the cotter piniii