Water Pump Service Kit With Impeller For Mercury Outboards And MerCruiser Alpha One Gen 1 Drives 75HP To 220HP Easy Install Pro Grade Lower Unit Cooling System Maintenance Sierra 18 3320
✔️ Pack: 1 kit; fits 75-220 HP Alpha One Gen 1 drives
This water pump service kit is designed to renew the lower unit cooling system components on Mercury outboard engines and MerCruiser Alpha One Gen 1 stern drives within the 75-220 HP range. It's a pro-grade, easy-install solution for seasonal maintenance and during impeller service intervals. Sierra 18-3320 is the cross-reference in many catalogs.
✅ Replaces multiple MerCruiser and Sierra part numbers for compatibility
✅ Includes water pump impeller, base gasket, and seal components
✅ Adds water tube guide, housing bushing, housing, impeller plate, base, and o-ring
✅ Fits Mercury outboards 75-220 HP and MerCruiser Alpha One Gen 1 drives (Sierra 18-3320 cross-reference)
💡 What is a water pump service kit with impeller used for in boat maintenance? Handy kit for keeping cooling systems working by replacing worn impellers and seals.
- Improves cooling efficiency by renewing impeller, gasket and seal components- Includes everything needed for Mercury outboards and MerCruiser Alpha One Gen 1 drives
- Great for regular maintenance and seasonal service of lower units