1985 OMC 65, 100 and 155 HP Models Commercial Service Manual, PN 507450-D, Page 20Get this manual
If Boat Plate shows U.SCOAST GUARD CAPAC ITY INFORMATI.ON MAX HP MAX PERSONS MAX WE IGHT
use Iy Or Smaller!
When Rigging or Fixing any boat if transom looks Weak, tell the owner If transom is Curved, motor may come Loose Mount on Flat Surface onlyUse Shims to make surface flat
Use Bolts, Nuts, and Washers sent with Motor_ They're usually Special won't Rust or Weaken