47-3047 SIERRA Engine Impeller Kit Marine

Review SIERRA Engine Impeller Kit for MARINE

The Sierra 47-3047 Marine Engine Impeller Kit is a crucial replacement part designed for various applications in marine engines, specifically those using a 4-blade, 3047 series impeller. This impeller kit is engineered to deliver optimal performance and efficiency in water pumping systems.

The impeller in this kit is made from heavy-duty, corrosion-resistant materials, ensuring durability and longevity in the harsh marine environment. Its 4-blade design offers a balanced flow rate and pressure, enabling the water pump to function effectively in various operating conditions. The impeller's dimensions, including an outside diameter of 4.5 inches and an inlet diameter of 3.1 inches, are meticulously designed to fit perfectly in 3047 series water pumps.

The Sierra 47-3047 Marine Engine Impeller Kit also includes a precision-machined, engineered rubber gasket. This gasket plays a vital role in sealing the connection between the impeller and the water pump housing, preventing leaks and ensuring the efficient transfer of water.

The Sierra 47-3047 Marine Engine Impeller Kit is an excellent choice for boat owners seeking to maintain the peak performance of their marine engine water pump system. It's a direct replacement for worn-out or damaged impellers, ensuring reliable operation and peace of mind on the water.

In summary, the Sierra 47-3047 Marine Engine Impeller Kit is a high-quality, durable replacement part for 3047 series marine engine water pumps. Its 4-blade impeller design delivers balanced flow and pressure, while the included rubber gasket ensures a leak-free installation. This kit is an essential investment for boat owners looking to keep their marine engines in top condition.

The Sierra 47-3047 marine engine impeller kit is a popular replacement option for MerCruiser 3046, 3047, and 3500 series engines. Here are some pros and cons that might help you make an informed decision about purchasing this impeller kit.

1. Improved Performance: The Sierra impeller kit is designed to provide better boat performance. It offers improved efficiency, reduced cavitation, and increased hydraulic loading for better acceleration and top-end speed.

2. Durability: The impeller blades are made from high-quality materials, such as composite or stainless steel, which makes them more resistant to wear and tear. This results in a longer lifespan and fewer replacement costs in the long run.

3. Easy Installation: The Sierra impeller kit is designed to be easy to install, with clear instructions and simple tools required. This can save time and money compared to professional installation services.

1. Cost: The Sierra impeller kit may be more expensive than some other aftermarket options or OEM parts. However, the improved performance and durability may justify the additional cost for some boat owners.

2. Compatibility: While the Sierra impeller kit is designed to fit MerCruiser 3046, 3047, and 3500 series engines, it may not be compatible with all models or configurations. It's essential to double-check the compatibility before making a purchase.

3. Limited Warranty: The Sierra impeller kit comes with a limited warranty, which may not be as extensive as some OEM warranties. It's important to understand the coverage and limitations before installing the new impeller.

In conclusion, the Sierra 47-3047 marine engine impeller kit offers several advantages, including improved performance, durability, and easy installation. However, it may be more expensive than some other options and may not be compatible with all MerCruiser engines. Ultimately, the decision to purchase this impeller kit depends on your specific needs, budget, and boat configuration. If you value improved performance and durability, the additional cost may be worth it. However, if you're on a tight budget or have a less demanding boating lifestyle, you may want to consider other options.

Recommendation: If you're looking for a high-performance and durable impeller kit for your MerCruiser engine, the Sierra 47-3047 marine engine impeller kit is an excellent choice. It offers improved efficiency, reduced cavitation, and increased hydraulic loading for better acceleration and top-end speed. However, it's essential to double-check the compatibility and understand the limited warranty before making a purchase.

Details:

Every part is one-of-a-kind. Please verify the part number and compatible model's before purchasing. Do you combine shipping?, yes.

Look for the make offer button on listing page. We review all reasonable offers promptly. Do you accept offers?, some listings offers. We started with a single motorcycle dismantled in home garage.

Are these genuine oem parts?, yes. One-of-a-kind when its gone, gone Sierra Marine engine impeller kit 47-3047:: this is a high-quality cooling system component designed to maintain optimal water flow and prevent engine overheating. 4.8 out of 5 stars across 322 reviews. Fits: 1950-2024 mercury Marine outboard, Mariner Mercuries stern drive, fitment, fits Mariner, drive spotlight: a day inside .

It is engineered to meet or exceed oem specifications for reliable performance in harsh Marine environments. Item must be in original, uninstalled condition with no modifications. Free shipping on every order to the lower 48 states.

specifications watercraftimp:

• for models: Marine
• brand: Sierra
• mpn: 47-3047
• type: Impeller Kit
• material: Neoprene
• country of origin: United States
• color: Red
• manufacturer warranty: Unspecified Length
• storage location: G6 Zsc3-n Buk 30

offer watercraftimp:

• in stock #: 1
• sold #: 7
• price: $38.98
• item condition: New other (see details)
• started: may 19, 2026
• options: ship-to-home
• availability: in stock

shipping watercraftimp:

• type: fixed
• carrier: fedex, usps
• service: fedex ground / fedex home delivery, usps priority mail, fedex 2day, overnight
• transit: 3-9 days
• class: standard, expedited, one-day

returns watercraftimp:

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

seller watercraftimp:

• # reviews: 230807
• city: odessa, florida
• rating: 99.5%

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

payments watercraftimp:

• wallet: apple-pay
• other
• credit card: diners-club