Mercury Outboards 40 45 50 60 65 70 HP Water Pump Impeller Repair Kit 46-77177A3

** A new open-box item in its original packaging.  Item has been inspected and is in excellent new condition. **

REPLACEMENT IMPELLER WATER PUMP REPAIR KIT - Water pump impellers are the most frequently replaced component in outboard engines. To ensure optimal engine performance, impellers should be inspected annually or every 100 hours of operation for potential replacement. Proactive maintenance of your cooling system through regular impeller checks and replacements can result in significant cost savings. This Mercury and Mariner outboard Water Pump Kit provides all necessary components for a complete seawater pump overhaul.

PREMIUM QUALITY - This impeller kit is manufactured from high-quality materials to enhance both performance and reliability. The impeller itself is constructed from a neoprene rubber compound, offering superior flexibility and extended operational life. We provide pre-assembled water pump kits to streamline the procurement process, including all items required to restore the water pump to its original factory specifications, thereby enabling the most efficient completion of the task.

REPLACES PART # - This kit replaces part numbers 77177A3, 46-77177A3, Sierra 18-3324, and GLM 12100. This water pump repair rebuild kit is compatible with 30 hp, 35 hp, 40 hp, 45 hp, 50 hp, 60 hp, 65 hp, and 70 hp 2-stroke Mercury and Mariner outboard lower units manufactured between 1977 and 1997. Please consult the compatibility list within the product description to confirm suitability for your specific model.

OEM DESIGN, DIRECT FIT - This Water Pump 77177a3 is a direct replacement for Mercury and Mariner 2-cycle outboards ranging from 30 hp to 70 hp. It offers a precise fit and straightforward installation, utilizing high-quality materials that meet or exceed OEM standards. While this is not an authentic MERCURY part, it serves as a direct replacement and will function identically to the original factory component. We guarantee its high quality and its ability to maximize the performance of your Mercury and Mariner outboard or MerCruiser stern drive.

Ships within 1 business day.