1989 Johnson Evinrude "CE" Colt/Junior thru 8 Service Repair Manual, P/N 507753, Page 273Get this manual
Quality of the image is intentionally reduced!
If Boat Plate shows
Use Bolts, Nuts, and Washers sent with Motor_ They're usually Special won't Rust or Weaken
If owner tells you "1 hit something rea lIy hard
High speed blow