1990 Johnson Evinrude "ES" Colt/Junior thru 8 Service Manual, P/N 507870, Page 151Get this manual
Removal -
f21 1Remove the choke knob and the low speed adjustment knob (if equipped)
2Remove the lower engine cover as followsLoosen the front and rear screws retaining the lower engine cover Disengage starboard side of the cover from the port side Spread the cover enough to remove it from the powerhead
i twist and remove spark plug leads
"'" 3To avoid accidental starting of engine while servicing,
4Integral tank modelsdisconnect the fuel hose at the carburetorFuel will flow from hose where it is disconnectedPlug hose with smooth surfaced object
Remove the four screws Remove two retainers