1998 Johnson Evinrude EC 5 thru 15 HP Four Stroke Service Manual, Page 181Get this manual
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Cylinder Block and Crankcase
1Align marks on piston with marks on connecting rod to ensure proper match
rn 2Lubricate wrist and piston.wrist wristborethroughoilpiston pin and pin with and assemble wrist pin, rod, Push pin
rn in groove wristpushing in with fingerby positioning on 3Install pin retaining ring in piston end and rn 4Install shownring so the gap is positioned opposite retaining from relief, as5To install oil control ring assembly, place segmented ring in bottom groove firstInsert the end of first scraper ring under segmented ring and work around until installation is completeInsert second scraper ring, above segmented ring, in the same fashion6Angle the scraper ring end gaps and segmented ring gap 45 from center points of wrist pin to ensure proper sealing