2001 Mercury Mariner 50-60HP Factory Service Manual, Page 410Get this manual
NON-BIGFOOT GEAR HOUSING
19Lower Driveshaft Bearing Driver Assembly 91-817058A1
20Driveshaft Holding Tool 91-817070 5560 (2stroke)
21Driveshaft Holding Tool 91-877840A1 5060 (4stroke)
Quicksilver Lubricants and Service Aids