Sierra Marine impeller 18-3017 is suitable for Mercruiser and Mercury engine water pumps. The Sierra impeller is designed to replace the following pump impellers:
- Mercury Marine: 47-30221, 47-65960, 47-85460, 47-89984, 47-899842, 47-899844, 47-89984T3, 47-89984T4 and 5815
- Mercruiser Stern Drive: 47-30221, 47-65960, 47-89984 and 47-89984T4