Description
Quicksilver 812966A12 Water Pump Repair Kit provides everything needed to restore proper cooling performance on Mercury and Mariner 30–60HP four-stroke outboards. Designed for both EFI and carbureted engines, this complete kit includes all the key components required for reliable water pump service.
Manufactured to meet Mercury Marine OEM standards, this kit ensures precise fit and long-term durability under demanding marine conditions. Ideal for routine maintenance or full water pump rebuilds.
Features
- Comprehensive Kit: Includes water impeller, upper and lower housings, face plate, gaskets, drive key, face seal, seal carrier, and water tube coupling.
- OEM Design: Engineered for Mercury and Mariner four-stroke 30–60HP outboards, EFI and carbureted models.
- Reliable Cooling: Restores full water flow to protect your engine from overheating and maintain performance.
- Durable Materials: Precision-molded housings and corrosion-resistant metal components ensure long-lasting operation.
- Direct Replacement: Supersedes part number 812966A11 and fits without modification.
Applications
- Mercury 30–60HP FourStroke EFI outboards
- Mercury 30–60HP FourStroke carbureted outboards
- Mariner 30–60HP FourStroke EFI and carbureted outboards
Specifications
- Part Number: 812966A12
- Supersedes: 812966A11
- UPC: 745061652408
- Category: Parts › Water Pump Repair Kits & Impellers
- Brand: Quicksilver
- Country of Origin:
- Package Dimensions: 6.6″ L × 4.35″ H
- Package Weight: 1.023 lb
- Prop 65: No
Usage Notes
Inspect your outboard’s water pump annually or every 100 hours of operation. Replace components as needed using a genuine Quicksilver kit to maintain proper cooling system performance. Refer to your service manual for model-specific installation procedures.
Keep your Mercury or Mariner outboard running cool and reliable with the Quicksilver 812966A12 Water Pump Repair Kit—OEM quality and complete components for lasting protection.







