1998 Johnson Evinrude "EC" 9.9 thru 30 HP 2-Cylinder Outboards Service Manual, Page 146Get this manual
Remove the retaining ring from groove of the center main bearingSeparate the bearing and remove the 23 loose needle bearings
Remove the lower main bearing only if it needs to be replacedUsing external retaining ring pliers, remove the lower bearing retaining ringUsing an appropriate bearing separator, support the bearing, place separator flats against the bearing, and press off the crankshaft15Rotate the powerhead so the cylinder head faces upRemove the cylinder head and gently push up on the connecting rods to remove No.1 and No.2 piston assembliesProtect the condition ofthe piston by packing paper towels between the connecting rod and pistonDo not allow the connecting rod to contact the inside of the piston skirt during handling16Remove the piston rings using an appropriate ring expanderDO NOT try to save the ringsInstall complete set of new rings on every powerhead service job[1!117Using tool as drawn on Page 4-8, orOMC Retaining Ring Pliers, PI 325937, remove the wrist pin retaining ringsDiscard the rings