1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 271Get this manual
Power Trim Components NOTE: All O-ringsLubricate with Power Trim and Steering Fluid7 35
4 17 18 15 16
18 19 10 11 10 18 12 26 18 32 31