1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 241Get this manual
CLAMPSWIVEL BRACKETSDRIVE SHAFT HOUSING
12Install looped end link rod with coupling behind starboard upper mount arm
a-Looped End Reverse Link Rod b-Upper Mount Arm 13Join link rod halves at couplerMake sure end of hooked link rod is fully engaged into coupler (up to mark)14Tighten bolt on flat of hooked end link rod to torque of 50 lbin(5.7 Nm)