2003 Johnson ST 6/8 HP 4 Stroke Outboards Service Manual, PN 5005471, Page 195Get this manual
MIDSECTION EXHAUST HOUSING Install the pivot tube in the swivel bracket aligning the friction block with the relief in the bracketApply Nut Lock to screw threads and install steering bracket on tubeTorque screws to 18 to 20 ftIbs(24 to 27 Nm)
Install the lower bushing on the pivot tube aligning the opening in the bushing with the grease fitting on the swivel bracketPush the bushing up until it stops
Install the two lower side mounts, lower front mount, and shift rod grommet