1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 251Get this manual

1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 251

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Trim Rod End Cap Seal 1 Inspect trim cap end seal and replace if damaged or if seal does not keep trim rod clean
NOTE: Install trim rod with check valve in the port (left) cylinder
aTrim R