47-95289 MERCURY Outboard Water Pump Impeller Key Mariner

Review MERCURY Aftermarket Outboard Water Pump Impeller Key And For 2.2/2.5/3/3.3 Hp for MARINER

The Mercury Mariner outboard water pump impeller key (part number 722831053818) is an essential component for maintaining the proper functioning of the water cooling system in Mercury Mariner outboard engines with a power output of 2.2 hp, 2.5 hp, 3 hp, and 3.3 hp. This key is specifically designed for the 47-95289 water pump.

The impeller key is a critical component that secures the impeller to the drive shaft of the water pump. It ensures a tight fit and proper alignment, which is crucial for optimal water flow and efficient cooling. The key is made of high-strength material, such as steel, to withstand the harsh marine environment and the stresses placed on it by the engine's operation.

The Mercury Mariner outboard water pump impeller key features a unique hexagonal shape, which provides a secure engagement with the corresponding hexagonal socket on the water pump impeller. This design allows for easy installation and removal of the impeller. The key also has a tapered end, which ensures a snug fit in the drive shaft and minimizes the risk of leaks.

The impeller key is an essential replacement part for Mercury Mariner outboard engines, as it can wear out or become damaged over time due to the engine's operation in various water conditions. Installing a new key ensures the continued reliable operation of the water cooling system and ultimately, the longevity of the engine.

In summary, the Mercury Mariner outboard water pump impeller key (part number 722831053818) is an essential component for ensuring the proper functioning of the water cooling system in Mercury Mariner outboard engines. It is made of high-strength material, features a unique hexagonal shape for easy installation, and is specifically designed for the 47-95289 water pump in Mercury Mariner outboards with a power output of 2.2 hp, 2.5 hp, 3 hp, and 3.3 hp.

Pros and Cons of Buying a Mercury Mariner Outboard Water Pump Impeller Key (722831053818) for 2.2/2.5/3/3.3 hp Engines

The Mercury Mariner outboard water pump impeller key (Part Number: 722831053818) is a crucial component for maintaining the cooling system of Mercury Mariner outboard motors with a power output of 2.2, 2.5, 3, or 3.3 hp. Like any other aftermarket part, there are advantages and disadvantages to consider before making a purchase. In this article, we will discuss the pros and cons of buying this Mercury Mariner water pump impeller key.

1. OEM (Original Equipment Manufacturer) Part: This impeller key is manufactured by Mercury Marine, ensuring that it is a genuine and high-quality replacement part.

2. Easy Installation: The impeller key is designed to be an easy-to-install replacement part. It can be installed in around 30 minutes with basic tools.

3. Improved Performance: A worn-out impeller key can cause poor engine performance, such as overheating or decreased power output. Replacing the impeller key with a new one can help restore the engine's performance.

4. Cost-Effective: Although it is an OEM part, the cost of the Mercury Mariner water pump impeller key is relatively affordable compared to other aftermarket parts or labor costs for professional repairs.

5. Long-Lasting: Mercury Marine components are known for their durability and longevity, ensuring that the impeller key will last for an extended period.

1. Availability: Although the Mercury Mariner water pump impeller key is a readily available part, it may not be easily accessible in remote locations or from small marine parts suppliers.

2. Price: Although the part is cost-effective compared to professional repairs, it may still be a significant investment for some boat owners, depending on their budget.

3. Requires Periodic Replacement: The impeller key is a wear-and-tear item that requires periodic replacement to maintain the engine's performance and longevity.

In conclusion, the Mercury Mariner Outboard Water Pump Impeller Key (722831053818) is a worthwhile investment for boat owners with 2.2/2.5/3/3.3 hp Mercury Mariner outboard motors. The advantages, such as ease of installation, improved performance, and OEM quality, outweigh the disadvantages, such as availability and cost. By maintaining the cooling system with a new impeller key, boat owners can ensure that their engines run efficiently and effectively for an extended period.

If you own a Mercury Mariner outboard motor with a power output of 2.2, 2.5, 3, or 3.3 hp and are experiencing issues with engine performance, consider replacing the water pump impeller key (Part Number: 722831053818) as a cost-effective solution. You can purchase this part from authorized Mercury Marine dealers or reputable marine parts suppliers. Regularly checking and replacing the impeller key as needed will help ensure that your engine runs at optimal performance.

Details:

Rubber impeller size information how to identify the correct water pump for your boat motor or outboard engine. Impeller key 28-95371. Water pump impeller with key. 1 check the owners manual: the manual will specify correct part number for your engine.

From advanced polymer formulas to rigorous quality control, every soxa marine parts is engineered resist corrosion, reduce wear, and outlast, trust keep your engine running smoothly, mile after nautical. Soxa marine dedicates itself to crafting hog-performance boat engine cooling water pump rubber impellers that power your journeys, also understand a reliable impeller isn't just spare part, its the lifeline of system. 2 engine serial number: use the serial number of your outboard or boat engine to look up correct water pump spare parts on official catalog through a dealer. Soxa marine: -precision boat engine water pump parts for uninterrupted journeys.

specifications watercraftimp:

• for models: Mariner
• brand: Mercury
• mpn: 47-95289
• part type: Hp Pump Impeller
• upc: 722831053818
• material: Cr Neoprene Rubber Impeller
• compatible with: Mercury Mariner 2hp 2.2hp 2.5hp 3hp 3.3hp
• manufacturer name: Soxa Marine Parts Manufacturer Co., Ltd.
• water pump brand: Soxamarine
• part name type: Outboard Motor Water Pump Rubber Impeller Kit
• replacement oem number 1: Mercury Mariner Marine Outboard 47-95289 47-95289-1 47-952891
• replacement oem number 2: Mercury Mariner Marine Outboard 47-95289-2 47-952892
• replacement oem number 3: Mercury Mariner Marine Outboard 95289, 952891, 952892
• replacement oem number 4: Nissan Tohatsu Marine Outboard 309-65021-1, 309650211, 309650211m
• replacement oem number 5: Johnson Evinrude Marine 0114812, 114812
• aftermarket replacement 1: Mallory Marine 9-45312
• aftermarket replacement 2: Cef Marine 500396
• aftermarket replacement 3: Sei West Sierra Marine 18-45312
• package include parts: Water Pump Impeller With Impeller Key
• replacement oem number 6: Mercury Mariner Marine Outboard Key 28-95371
• material 1: Marine Grade Impeller Shaft Key
• package weight: 8g
• item package dimensions: 14 10 1.5 Cm

seller watercraftimp:

• # reviews: 3345
• rating: 99.0%
• city: hebron, kentucky

returns watercraftimp:

• policy: returns accepted
• paid by: seller
• time: 30 days

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

offer watercraftimp:

• options: ship-to-home
• started: june 10, 2025
• prices: $5.00–$29.99
• item condition: New
• in stock #: 5
• sold #: 23
• availability: in stock
• best offers: true

shipping watercraftimp:

• type: fixed
• transit: 3-8 days
• service: standard
• class: standard

payments watercraftimp:

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• wallet: google-pay
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