1994 Johnson/Evinrude "ER" 9.9 thru 30 outboards Service Manual, Page 159Get this manual

1994 Johnson/Evinrude "ER" 9.9 thru 30 outboards Service Manual, Page 159

1221 9 the piston in two locations, 90 apart from each other, 's In(3 mm) above the bottom of the piston skirt 10The difference
ringsInstall each square ring on its pistonWith the ring seated in its groove, make several checks around the piston The
side clearance (0,10 mm)must not exceed 1251 13Use machinist's straightedge to check clearance on the upper tapered ringsInstall
each ring on its pistonWhen checked with the straightedge, there should be enough ring clearance to allow the straightedge