- Mercury MerCruiser MC-1 R MR Alpha One Water Pump Housing
- Water Pump Housing
- For use with: Mercury MC-1, R, MR and Alpha One.
- Manufacturer: Sierra
- Model Number: Water Pump Housing
- Part Number: 18-3116
- Also Known As:
- Mercury 46-96148T1, 46-96148T 1, 46-96148A1, 46-64141A1, 46-48743A1, 46-96148