Mercury Mariner 4 and 5HP 4-Stroke Outboards Service Shop Manual 1999, Page 174Get this manual
MID-SECTION
Drive Shaft Housing
1Apply thin coat of 2-4-C wfTefion Marine Lubricant to both inside and outside diameters of rubber mounts2Install ru bber mounts and nylon bushing halves onto drive shaft housing
aNylon Bushing Halves (2); Coat with 2-4-C wfTeflon Marine LubricantRubber MountUpper (Marked "Up")Rubber MountLower 3Install drive shaft housing into swivel bracket, positioning rubber mounts and nylon bushing halves, as shown
IMPORTANT: Rubber face of friction plate and area of drive shaft housing traveled by friction plate must be free of lubrication4Install friction plate into pocket of swivel bracket5Install rear half (c) of swivel bracket over drive shaft housing, and secure it to front half, using bolts (d) with washersTorque bolts to 70 Ib-in (8 Nm)6Install steering friction knob (e), spring (f) and washer (g)