| MP NO. | MODEL | DESCRIPTION | HP | SIZE |
| 39-19721A1 | MERCURY | PISTON RING SET | 55HP | O/S 015 |
| 39-19721A2 | MERCURY | PISTON RING SET | 55HP | O/S 035 |
| 39-19721A6 | MERCURY | PISTON RING SET | 55HP | |
| 386279 | OMC/JOHNSON | PISTON RING SET | 9.9/15HP | |
| 386280 | OMC/JOHNSON | PISTON RING SET | 9.9/15HP | O/S 030 |
| 390509 | OMC/JOHNSON | PISTON RING SET | 150/155/175HP | |
| 390510 | OMC/JOHNSON | PISTON RING SET | 150/155/175HP | O/S 030 |
| 391170 | OMC/JOHNSON | PISTON RING SET | 40/45/55 COMM. | |
| 391416 | OMC/JOHNSON | PISTON RING SET | 40/45/55 COMM. | O/S 030 |
| 394930 | OMC/JOHNSON | PISTON RING SET | 88/90/100/115HP | |
| 394930 | OMC/JOHNSON | PISTON RING SET | 150/155/175HP | |
| 396377 | OMC/JOHNSON | PISTON RING SET | 20/25HP | |
| 396377 | OMC/JOHNSON | PISTON RING SET | 65HP | |
| 396378 | OMC/JOHNSON | PISTON RING SET | 65HP | O/S 020 |
| 396379 | OMC/JOHNSON | PISTON RING SET | 65HP | O/S 030 |
| 396379 | OMC/JOHNSON | PISTON RING SET | 20/25HP | O/S 030 |
| 396503 | OMC/JOHNSON | PISTON RING SET | 88/90/100/115HP | O/S 020 |
| 396503 | OMC/JOHNSON | PISTON RING SET | 150/155/175HP | O/S 020 |
| 390503 | OMC/JOHNSON | PISTON RING SET | 200/225/275HP | O/S 020 |
| 396504 | OMC/JOHNSON | PISTON RING SET | 150/155/175HP | O/S 030 |
| 396504 | OMC/JOHNSON | PISTON RING SET | 88/90/100/115HP | O/S 030 |
| 396504 | OMC/JOHNSON | PISTON RING SET | 200/225/275HP | O/S 030 |
| 390503 | OMC/JOHNSON | PISTON RING SET | 200/225/275HP | O/S 020 |
| 431844 | OMC/JOHNSON | PISTON RING SET | 300HP | O/S 030 |
| 431870 | OMC/JOHNSON | PISTON RING SET | 300HP | |
| 436732 | OMC/JOHNSON | PISTON RING SET | 65HP | O/S 030 |
| 6F8-11610-00 | YAMAHA | PISTON RING SET | 2HP | |
| 624-11610-00 | YAMAHA | PISTON RING SET | 2HP | |
| 646-11610-00 | YAMAHA | PISTON RING SET | 2HP | |
| 644-11610-00 | YAMAHA | PISTON RING SET | 3.5/5HP | 50MM |
| 677-11610-00 | YAMAHA | PISTON RING SET | 4/6/8HP | 50MM |
| 6E0-11610-00 | YAMAHA | PISTON RING SET | 5/8HP | 50MM |
| 647-11610-00 | YAMAHA | PISTON RING SET | 8HP | 50MM |
| 667-11610-00 | YAMAHA | PISTON RING SET | 8HP | |
| 6E7-11610-00 | YAMAHA | PISTON RING SET | 9.9/12HP | 56MM |
| 669-11610-00 | YAMAHA | PISTON RING SET | 9.9/15HP | |
| 662-11610-00 | YAMAHA | PISTON RING SET | 9.9/15HP | 56MM |
| 682-11610-01 | YAMAHA | PISTON RING SET | 9.9/15MH | 56MM |
| 682-11610-00 | YAMAHA | PISTON RING SET | 15HP | 56MM |
| 664-11610-01 | YAMAHA | PISTON RING SET | 20/25HP | 67MM |
| 6G0-11610-00 | YAMAHA | PISTON RING SET | 25HP | 67MM |
| 656-11610-00 | YAMAHA | PISTON RING SET | 25HP | 67MM |
| 6J8-11610-00 | YAMAHA | PISTON RING SET | 30HP | 72MM |
| 689-11610-00 | YAMAHA | PISTON RING SET | 30HP | 72MM |
| 66T-11603-00 | YAMAHA | PISTON RING SET | 40HP | 80MM |
| 6F5-11610-00 | YAMAHA | PISTON RING SET | 40HP | 78MM |
| 6F6-11610-00 | YAMAHA | PISTON RING SET | 40HP | 78MM |
| 6H4-11610-00 | YAMAHA | PISTON RING SET | 40HP | 78MM |
| 676-11610-00 | YAMAHA | PISTON RING SET | 40HP | 75MM |
| 679-11610-00 | YAMAHA | PISTON RING SET | 40HP | 75MM |
| 675-11610-00 | YAMAHA | PISTON RING SET | 48HP | 82MM |
| 6K5-11601-02 | YAMAHA | PISTON RING SET | 60HP | 72MM |
| 688-11610-01 | YAMAHA | PISTON RING SET | 75/85HP | 82MM |
| 688-11610-02 | YAMAHA | PISTON RING SET | 48/55/75/85HP | 82MM |
| 688-11603-00 | YAMAHA | PISTON RING SET | 48/55/75/85HP | 82MM |
| 670-11610-00 | YAMAHA | PISTON RING SET | 55/60/75/85HP | |
| 696-11610-00 | YAMAHA | PISTON RING SET | 55/60/75/85HP | |
| 688-11610-11 | YAMAHA | PISTON RING SET | 75/85HP | 82.25MM |
| 6E5-11610-02 | YAMAHA | PISTON RING SET | 115/200HP | 90MM |
| 6G5-11610-00 | YAMAHA | PISTON RING SET | 115/140HP |