Mercury Optimax Models 135, 150, Direct Fuel Injection., Page 386Get this manual
RIGHT HAND NON-RATCHETING
9Install bearing race and bearing retainer
- Driveshaft (rotate to engage splines with pinion gear)Forward Gear AssemblyPinion GearWasher (located above pinion nut)Pinion Nut (apply Loctite 271 on threads and install with flat side away from pinion gear)Shim(s)Bearing RaceBearing Retainer (Word "OFF" must be visible) Torque to 100 lbft(135.5 Nm)Bearing Retainer Tool (91-43506)