SIERRA WATER PUMP IMPELLERS - YAMAHA - S18-3073
| PART NUMBER | HP MODEL | YEAR | CUP | PLATE | HOUSING | DAMPER SEAL | KIT WITHOUT HOUSING |
| S18-3073 | 4 | 1984-99 | - | - | - | - | - |
| F4 | 1999-13 | - | - | - | - | - | |
| F4 | 2014-18 | S18-4546 | S18-4573 | S18-4567 | S18-1840 | S18-3473 | |
| F6 | 2009-17 | S18-4546 | S18-4573 | S18-4567 | - | S18-3473 | |
| 4 | 1984-99 | - | - | - | S18-3166 | - | |
| 5 | 1984-02 | - | - | - | S18-3166 | - |