Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 397Get this manual

Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 397

NON-BIGFOOT GEAR HOUSING
3Inspect propeller shaft forward gear bearing surface to determine condition of forward gear needle bearingIf bearing surface is discolored (from lack of lubricant), pitted or worn, propeller shaft and bearing should be replaced

aBearing SurfaceBearing 4Use suitable mandrel to press needle bearing out of forward gear