SIERRA WATER PUMP IMPELLER - MERCURY/MARINER - S18-3008
| PART NUMBER | HP | BEGINNING SERIAL | ENDING SERIAL |
| S18-3008 | 10 | 500022 | 1057993 |
| 16 | 700000 | & UP | |
| 20 | 860970 | 1292909 | |
| 22 | 1158546 | 1238089 | |
| 30 | 950250 | 1260724 | |
| 40 | 941751 | 1224480 |
| PART NUMBER | HP | BEGINNING SERIAL | ENDING SERIAL |
| S18-3008 | 10 | 500022 | 1057993 |
| 16 | 700000 | & UP | |
| 20 | 860970 | 1292909 | |
| 22 | 1158546 | 1238089 | |
| 30 | 950250 | 1260724 | |
| 40 | 941751 | 1224480 |