2009-2010 Suzuki DF70A DF80A DF90A Outboard Service Manual, Page 314Get this manual
3A-20 Right Hand Rotation Unit: Apply water resistant grease to the bearing housing O-ring (6)Rechecking Driveshaft Thrust Play Recheck the driveshaft thrust playThis should not be less than previously checkedIf less, reduce the numberthickness of the reverse gear back-up shimsRefer to "Lower Unit GearsShimming and Adjustment" (Page 3A-24)Special tool (A): 0995109530 (Gear adjusting gauge) I9J011310092-01
NOTE Before installing the propeller shaftbearing housing assembly, move the shifter dog to bring the connector pin to the "Neutral" position Install the propeller shaft and housing assembly in the gearcase When the housing is fully seated, tighten both retaining bolts to the specified torqueTightening torque Bearing housing bolt (a): 23 Nm (2.3 kgf-m, 16.6 lbf-ft)