Mercruiser Water Pump Repair Kit | Sierra 18-3320
Water pump kit includes base & housing for Mercruiser MR & Alpha I stern drives from serial number 6854393-OD469858.
- Sierra Mercruiser water pump kit with base
- For Mercruiser MR and Alpha I stern drives from s/n 6854393-OD469858
- Includes housing and base
- Replaces Mercruiser 46-57234A8
- Replaces Mallory 9-48307
