2001 Mercury Mariner 50-60HP Factory Service Manual, Page 437Get this manual
NON-BIGFOOT GEAR HOUSING
Forward Gear
1Lubricate O.Dof bearing with 2-4-C wTeflonPress new propshaft bearing into gear until Installer Tool bottomsInstallation Note: Push against numbered end of bearing91-817005
2-4-C With Teflon (92-825407A12)