1990 Johnson Evinrude "ES" 60 thru 70 Service Manual, P/N 507873, Page 138Get this manual
1141 I.J5l
2Disconnect and remove the entire fuel system3Remove the retaining screws and remove the intake manifold assembly
4Remove the retaining screws and remove the cylinder head assemblyDisassemble the thermostat and cylinder head cover as necessary5Remove the retaining screws and remove the exhaust cover6Remove the port and starboard pan support brackets