Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 130Get this manual
Gear Housing Assembly Propeller Shaft Components
1Gear HousingShift Cam (numbered side toward top of gear case)Shim(s)Bearing and RaceForward GearNeedle BearingCam FollowerGuide BlockSpring 10Sliding Clutch 11Cross Pin 12Spring 13Propeller Shaft 14Reverse Gear 15Thrust Washer 16Ball Bearing 17O-ring 18Bearing Carrier 19Needle Bearing 20Oil Seal 21Oil Seal 22Alignment Key 23Tab Washer 24Cover Nut 25Trim Tab 26Bolt 27Washer 28Locknut 29- Washer 30Locknut 31Thrust Hub 32Locking Washer 33Locknut