Mercury 4 SERIES

GEAR HOUSING
90-857138R1 MAY 2000 Page 6-23
2. Drive lower drive shaft needle bearing into gear housing, using bearing removal/installa-
tion tool.
91-17351
a
b
c
56438
a - Lower Drive Shaft Needle Bearing: Installed on End of Driver Rod
b - Guide Bushing: Seated in Water Pump Cavity of Gear Housing
c - Driver Rod: Tap in with Hammer Until Head of Driver Rod Seats Against Guide
Bushing
Forward Gear Bearing
1. Install forward gear ball bearing (numbered side of bearing toward tool) using driver rod
and mandrel.
91-84532M
91-84529M
a
b
c
56439
a - Forward Gear Ball Bearing
b - Driver Rod
c - Mandrel