SIERRA WATER PUMP IMPELLERS - YAMAHA - S18-3072
| PART NUMBER | HP MODEL | YEAR | CUP | PLATE | DAMPER SEAL | KIT WITHOUT HOUSING |
| S18-3072 | 2 | 1984-87 | S18-3072 | S18-3328 | S18-3166 | S18-3463 |
| 2 | 1988-02 | S18-3072 | S18-3328 | S18-3166 | S18-3462 |
| PART NUMBER | HP MODEL | YEAR | CUP | PLATE | DAMPER SEAL | KIT WITHOUT HOUSING |
| S18-3072 | 2 | 1984-87 | S18-3072 | S18-3328 | S18-3166 | S18-3463 |
| 2 | 1988-02 | S18-3072 | S18-3328 | S18-3166 | S18-3462 |