Mercury Mariner 4, 5 102CC Sail 1990 Outboard Service Shop Manual, Page 97Get this manual
Drive Shaft IMPORT ANT: Retain shim(s) (a) for reassembly1Remove sh im (s) (a)
3Drive shaft bearing (a)sleeve (b) and bushing (e are not serviceableIf replacement of compon ents are required, order new drive shaft assemblyRefer to "Cleaning and In specti on" following
Forward Gear and Bearing