1991 Johnson Evinrude EI 60 Loop V Models 150, 175 outboards Service Manual, Page 140Get this manual
13 24912 DR3483
r:;l12Using OMC Cone PIN 331913 and Driver PIN 396747, install new wrist pin retaining rings in each wrist pin holeGap of retaining ring faces up, away from notch in piston13Repeat Steps thru 12 for each pistonr:j3l14When all pistons and connecting rods are assembled install piston ring setsInstall each piston ring set on the piston that was used to test the ring set clearancesThe Pressure-Back ring goes in the upper ring grooveThe square ring goes in the lower ring groove
1141 1Notel Be sure gap of ring fits squarely around dowel pinrr:J=J Before continuing, be certain
all OMC Gel Seal I! sealant has been removed from the cylinder block and crankcase mating flangesIf traces of hardened OMC Gel Seal I! sealant are left, main bearing misalignment might occurRefer to Cleaning, this section
15Rotate cyli nder block so that port cyl nder head su rface is parallel with floor1,5l16Coat pistons, rings, cylinder walls, and OMC Ring Compressor PIN 336314 (PIN 336313 for oversize pistons) with Evinrude or Johnson Outboard Lubricant17Center connecting rod in piston and locate piston rings on dowel pinsSlide No.2 piston assembly into top cylinder while guiding connecting rod through cylinder block18Repeat Steps 16 and 17 for remaining pistons on port sidef'16l19Lightly lubricate new cylinder head O-rings with OMC Triple-Guard greaseInstall O-rings in cylinder block