1993 Johnson Evinrude "ET" 60 thru 70 Service Manual, P/N 508284, Page 145Get this manual
2Disconnect and remove the entire fuel system3Remove the retaining screws and remove the intake manifold assemblyf414Remove the retaining screws and remove the cylinder head assemblyDisassemble the thermostat and cylinder head cover as necessary5Remove the retaining screws and remove the exhaust cover1sl6Remove the retaining screws and remove the lower crankcase headrJl7Remove both lower crankcase head seals using OMC Puller Bridge, PIN 432127, and OMCSmall Puller, PIN 432131Discard both seals and O-ring 17660