1993 Johnson Evinrude "ET" 90 degrees CV Service Manual, P/N 508285, Page 138Get this manual
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293020Inspect crankshaft sleeve and replace if necessaryTo remove, use either OMC Puller Bridge, PIN 432127, and OMC Large Puller Jaws, PIN 432129, or OMC Slide Hammer, PIN 432128, and OMCLarge Puller Jaws, PIN 432129f31l21Inspect ball bearing at lower end of crankshaft and remove if damagedUse retaining ring pliers to remove retaining ring under bearingUse OMC Universal Puller, PIN 378103, with four 14-28 inscrews threaded into the tapped holes in the bearing retainer plate to remove bearing 3222The center journal needle bearings and bearing races CD may be removed by removing the retaining ring Q) and separating the two halves of each bearingNote retaining ring groove in bearing race faces bottom of crankshaft3323Remove the rings from the pistons with suitable ring expanding toolInstall new ring sets on every powerhead overhaul3423Using tool as drawn on Page 4-9, or OMCRetaining Ring Pliers, PIN 325937, remove the wrist pin retaining ringsDiscard the rings