1990 Johnson Evinrude "ES" 40 thru 55, P/N 507872, Page 252Get this manual
Electric Starter Servicing Removal
INote Disconnect the battery cables at the battery1Disconnect the starter motor lead at the motor2 Remove the carburetor air silencer assembly for improved access
3Remove the three screws starter to the powerhead
and lockwashers retaining the
Disassembly