Chrysler 70, 75 and 85 HP Outboard Motors Service Manual OB 3438, Page 203Get this manual
5Make pencil mark centered between the forward and reverse pencil marksFigure 386Place shift rod so that middle mark is even with "shelf"At this positionthe interlock lever attached to upper shift rod with two (2) lock nuts, should be aligned with the lower towershaftFigure 39 MOTOR LEG
Figure 37Marking Shift Rod In Reverse Gear
TOWERSHAFT
Figure 39Aligning Gear Shift Arm with Towershaft Arm