1987-1993 Mercury Mariner Outboards 70/75/80/90/100/115HP 3 and 4-cylinder Factory Service Manual, Page 257Get this manual
Screw rod end into rodTighten rod end securely using Spanner Wrench INSTALLATION 1Lubricate alignment tool and shaft with Quicksilver Power Trim and Steering Fluid or Automatic Transmission Fluid (ATF) Type F, FA or Dexron II
51369Alignment Tool (91-11230)Shaft
17222 Rod End Washer Piston Rod Check Valve Assemblies (7)
2Align tilt ram with Power Trim housing by inserting alignment tool in direction shown