Sierra Water Pump Repair Kit - Mercury/ Mariner Replaces 821354A2
Fits: 25 (4-Stroke), 30 (2 Cyl.), 30 (4-Stroke), 40 (2 Cyl.), 40 (3 Cyl.), 40 (4-Stroke), 50 (3 Cyl.), 50 (4-Stroke), 50 Bigfoot (4-Stroke)
Part number: S18-4531
Contains:
| BLA Code | Description | O.E # | Quantity |
|---|---|---|---|
| S18-1838 | Seal, Short 1 3/4” | 43023 | 1 |
| S18-1839 | Seal, Long 2 1/4” | 8235471 | 1 |
| S18-2560 | Washer | 12-866451 | 1 |
| S18-0345 | Gasket, Upper Water Pump | 27-822189 | 2 |
| S18-99155 | Gasket, Lower Water Pump | 27-822217 | 1 |
| S18-4577 | Plate, Wear | 8213542 | 1 |
| S18-3057 | Impeller | 47-850893 | 1 |
