1990 Johnson Evinrude "ES" Cross V 88 thru 115, 150 thru 175, P/N 507874, Page 165Get this manual
1501 14Lift crankshaft and crankcaseheads from cylinder block and place on bench for disassemblyr;:;l 15Replace the rod caps on the rodsOrient them exactly as they were before you removed themInstall the screws finger tight
1521 16Rotate the powerhead so the cylinder heads face upRemove the cylinder heads and gently push up on the connecting rods to remove the piston assembliesProtect the condition of the 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 handling