| Mercury Applications | 
| Model/HP | Serial Number | 
| 4 (1 Cyl.) .438 inch Imp. I.D. | 5595532-0A809600 | 
| 4 (1 Cyl.) .456 inch Imp. I.D. | 5595532 and Up | 
|  45/4.5 (1 Cyl) | 4107220-5595531 | 
| 45/4.5 (1 Cyl), .438 inch Imp. I.D. | 5595532 and Up | 
| 45/4.5 (1 Cyl), .456 inch Imp. I.D. | 5595532 and Up | 
| 60 (6 HP) | 2193818-2529894 | 
| 75 (7.5 HP) | 2529895-5226934 | 
|  7.5 HP., .456 inch Imp. I.D. | 5206550 and Up | 
| 110 (9.8 HP) | 2196389-4126459 | 
| 9.8 HP., .456 inch Imp. I.D. | 5206550 and Up |