1993 Johnson Evinrude "ET" 40 thru 55 Service Manual, P/N 508283, Page 217Get this manual
1221 20Remove the forward gear, thrust bearing, and thrust
washer1231 21Inspect the water screen for blockageRemove the
screens by removing both water screen screws22Inspect the pinion bearing for damage without removing itIf
bearing is damaged, remove and discard the pinion bearing from the gearcaseIf the bearing is removed for any reason, it must be replaced Remove the bearing retaining screw from the gearcaseDiscard the seal from the screw Assemble the following components of OMC Pinion Bearing Remover and Installer PIN 391257 and OMC Pinion Service Kit PIN 433033 PIN 326582 Rod (from PIN 391257) 326575 Removerllnstaller (from PIN 391257) 334987 Guide Plate (from PIN 433033) -20 inHex Head Screw