1992 Johnson Evinrude "EN" 60 thru 70 Service Manual, P/N 508144, Page 339Get this manual
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1731 52Remove and discard the seals from the trim pistonsCarefully clean the trim pistons and rods and install new seals
1741 53Using OMC Trim Sleeve Remover, PIN 325065, pry the
trim sleeves from the manifoldWhen removingrock the sleeve back and forth with your fingers while prying with the tool
1751 54Inspect the cylinder bore of each of the sleeves for
scoringReplace the sleeves if scuffed or groovedCOA2488
1761 55Remove the seals from both trim sleevesClean the
sleevesOil and install new seals on the sleeves, as shown