508399 AQUAPOWER Aqua Power Sterndrive Water Pump Kit

Review AQUAPOWER Aqua Power Sterndrive Water Pump Kit for MERCRUISER

Introducing the Aqua Power Sie18-3317 Mercruiser Sterndrive Water Pump Kit (Model No. 508399) - a high-performance, reliable solution designed specifically for MerCruiser sterndrives. This water pump kit is engineered to deliver optimal cooling efficiency, ensuring your engine operates at its best, even during heavy usage or in high-temperature conditions.

The Aqua Power Sie18-3317 water pump kit is built with premium materials, featuring a heavy-duty impeller and a corrosion-resistant housing. The impeller, with its increased blade design, delivers a larger volume of water per revolution, enhancing the overall cooling capacity of your sterndrive. Its volute design optimizes the flow rate and pressure, while the thermostatically controlled switch ensures the pump only runs when necessary, conserving energy and prolonging the life of the pump.

The corrosion-resistant housing is made from durable materials, such as glass-filled nylon, that can withstand the harsh marine environment. This protective housing shields the water pump from the destructive effects of saltwater, sun, and other environmental factors, ensuring the longevity of the kit.

The Aqua Power Sie18-3317 Mercruiser Sterndrive Water Pump Kit is an easy-to-install upgrade for your boat. It includes all necessary hardware, such as bolts, gaskets, and a throttle position sensor, making the installation process straightforward. Additionally, the kit is compatible with various MerCruiser sterndrive models, including 3.0L, 350 Magnum, 377 Magnum, and 496 Magnum engines.

In summary, the Aqua Power 508399 Aqua Power Sie18-3317 Mercruiser Sterndrive Water Pump Kit is an excellent choice for boat owners looking to enhance their engine's cooling performance, extend its life, and ensure optimal functionality. With its heavy-duty design, easy installation, and compatibility with various MerCruiser sterndrives, this water pump kit is a valuable investment for your marine vehicle.

Pros and Cons of buying a Aqua Power Sie18-3317 Water Pump Kit for Mercruiser Sterndrive

The Aqua Power 508399 water pump kit for Mercruiser sterndrive is a popular replacement option for boat owners. Here are some pros and cons to help you make an informed decision about purchasing this product.

1. OEM Quality: This water pump kit is manufactured by Aqua Power, which is an original equipment manufacturer (OEM) for Mercruiser. This means that the pump is specifically designed to fit and function optimally with Mercruiser sterndrives, reducing the risk of compatibility issues.

2. Durability: The water pump kit is built to withstand the harsh marine environment. It features a heavy-duty impeller and a corrosion-resistant housing, ensuring long-lasting performance.

3. Easy Installation: The water pump kit comes with all necessary hardware for installation, making it a relatively straightforward process for most boat owners. Additionally, it is designed to be a direct replacement for the OEM water pump, minimizing the need for modifications.

4. Improved Cooling: The water pump kit provides improved cooling performance compared to some aftermarket options, ensuring that your engine stays at optimal temperature.

5. Competitive Pricing: The Aqua Power water pump kit is competitively priced compared to other OEM and aftermarket options, making it an attractive choice for budget-conscious boat owners.

1. Availability: Due to its popularity, the Aqua Power water pump kit may be difficult to find in local boat supply stores. Instead, it is often only available through online retailers or directly from the manufacturer.

2. Weight: The water pump kit is heavier than some aftermarket options due to its OEM quality and heavy-duty components. Shipping costs may be higher as a result.

3. Limited Warranty: While the Aqua Power water pump kit is built to last, it comes with a limited warranty of one year. Some aftermarket options offer longer warranties or coverage for specific components.

The Aqua Power 508399 water pump kit for Mercruiser sterndrive offers several advantages, including OEM quality, durability, easy installation, improved cooling, and competitive pricing. However, it may be less readily available than some aftermarket options and is heavier in weight. Ultimately, if you prioritize the benefits of an OEM water pump and are comfortable with the warranty terms, this kit is a solid choice for your Mercruiser sterndrive.

If you are in the market for a new water pump for your Mercruiser sterndrive and value the benefits of an OEM product, the Aqua Power 508399 water pump kit is an excellent option to consider. Its durability, easy installation, and improved cooling performance make it a worthwhile investment for boat owners. Additionally, its competitive pricing ensures that it remains an accessible option for a wide range of budgets.

Details:

specifications watercraftimp:

• for models: Mercruiser
• brand: Aquapower
• mpn: 508399
• type: Engine

seller watercraftimp:

• # reviews: 35981
• city: lake havasu city, arizona
• rating: 99.7%

payments watercraftimp:

• wallet: google-pay
• other
• credit card: mastercard

shipping watercraftimp:

• type: fixed
• service: usps ground advantage
• transit: 3-8 days
• carrier: usps
• class: standard

returns watercraftimp:

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

offer watercraftimp:

• availability: in stock
• started: march 3, 2026
• quantity: 1
• sold #: 8
• options: ship-to-home

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components