Chrysler 75 and 85 HP Outboards Service Manual OB 3646, Page 177Get this manual
NOTE Th is will pull the spool and bearing cage assembly from gear housing 19Remove propeller shaft assembly as follows :
21Remove pinion nut as follows :
APlace 3 4" socket and torque wrench (Special Tool NoT 2998) over pinion nutBPlace spline adapter (Special Tool NoT 7848) over end of driveshaft splineCRotate riveshaft to remove pinion nutFigure 22 22 Separate pinion gear from driveshaft as followsARemove gear housing from visehold gear housing and clamp driveshaft into vise with protective jawsBPull gear housing toward you to remove excess driveshaft playCUsing PLASTIC or RUBBER mallet only, strike the area around the driveshaft counterbore (This shock should separate the spline engagement of the pinion gear and driveshaft) 23 Remove driveshaft with upper bearing from gear housing Remove shims from bore in gear housing Figure 23