Boating Solutions Yamaha Outboards Gearcase Seal Kits Parts Guide
Yamaha Outboard Lower UnitGasket Kit Application
| HP Model Number | Year | Lower Unit Gasket Kit |
| 25 | 1984-87 | 18-2785 |
| 25 | 1988-93 1997 | 18-2790 |
| C25 | 1990-91 | 18-2785 |
| CV25 | 1991 | 18-2785 |
| 30 | 1984 | 18-2785 |
| 30 | 1985-86 | 18-2785 |
| 30 | 1987-97 | 18-2789 |
| X30 | 1991 | 18-2785 |
| CV30 | 1989 | 18-2796 |
| 40 | 1984-90 1992-94 | 18-2792 |
| 50 | 1989-91 | 18-2792 |
| C55 | 1991 | 18-2787 |
| CV55 | 1989 | 18-2787 |
| P50 | 1989-93 | 18-2792 |
| C60 P60 | 1984-91 | 18-2788 |
| 70 | 1984-91 | 18-2788 |
| C85 | 1992-93 | 18-2798 |
| CV85 | 1989-91 | 18-2798 |
| 90 | 1984-91 | 18-2798 |
| 115 6N6 6E5 6EF | 1987-94 | 18-2796 |
| 115 6EF | 1984-86 | 18-2797 |
| C115 6E5 | 1994 | 18-2794 |
| P115 62A | 1993-94 | 18-2796 |
| 130 6N7 6L1 | 1988-94 | 18-2795 |
| L130 6N4 6L6 | 1989-94 | 18-2795 |
| 150 6R2 6G4 | 1985-94 | 18-2794 |
| L150 6R0 6K0 | 1986-94 | 18-2794 |
| P150 6N9 | 1991-94 | 18-2794 |
| 150/175/200ETLN/ETXN | 1984 | 18-2794 |
| 175 6R3 6G5 | 1985-94 | 18-2794 |
| P175 62H | 1994 | 18-2794 |
| P200 61H | 1991-94 | 18-2794 |
| L200 6K1 6R1 | 1986-90 1992-94 | 18-2794 |
| L200 6R1 | 1991 | 18-2799 |
| 200 6R4 6G6 | 1985-94 | 18-2794 |
| 225 6R5 62J | 1990-94 | 18-2794 |
| L225 62K | 1994 | 18-2799 |
| L250 61B | 1990-94 | 18-2799 |
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