10 Best 81 Mercruiser Seawater Pumps – Review And Buying Guide

What is the 81 mercruiser seawater pumps on the market today? With so many options, it’s normal for consumers to become overwhelmed when trying to find an appropriate brand for shopping. There are way too many choices on the market, including knock-off brands that are cheaply built. 

Our review team is a group of avid product hunters, and they want to share their experiences with you.

To help you find the 81 mercruiser seawater pumps brand we analyzed & researched all the features that are right for you and came up with a list of 10 different options to purchase.

We also took time to assess a wide variety of options including durability, materials, designs, expert reviews & customer ratings to find the best-performing 81 mercruiser seawater pumps

The resulting review has in-depth details on specific performance areas, as well as recommendations for your goals and budget. 

Read on and know which is right for you.

Top 10 81 mercruiser seawater pumps : Editor’s Pick

10 Best 81 mercruiser seawater pumps Reviews:

1. YiheoZux 807151A14 Water Pump Impeller Kit With Housing for MerCruiser Alpha Bravo Engines Sea Water Pump Body Kit Sierra 18-3150

Features :

  • The Plastic Housing Body and Repair Kit Suitable for MerCruiser Alpha Stern Drive, Bravo, 4.3L, 5.0L, 5.7L, 6.2L, 7.4L, 8.2L Inboard Engines, 350 MAG BRAVO, 357 MAG BRAVO, 373 MAG BRAVO, 454 MAG & more
  • Replace MerCruiser 46-807151A14, 46-807151A7, Sierra 18-3150, GLM 12088, Mallory 9-48350, Quicksilver 807151A14 46-807151A7
  • The kit includes:O-rings, Impeller, Stainless Wear Plates, Sea Pump Body Housing, Bolts & Washers
  • 80715A14 Inboard Sea Water Pump Kit Fits MerCruiser Bravo I, II, III (1988 & up) Inboard Engines with One-Piece, bi-directional Housing Pump
  • Advice: Check your water pump impeller every season, and replace it every two to three seasons,in order to ensure that engine to run smoothly

Additional Info :

2. Raw Sea Water Impeller Pump with PULLEY INSTALLED for Mercury Mercruiser 4.3, 5.0, 5.7, 6.2 L, 8M0137216, 46-8M0118067, 46-862914T10, 46-862914T3, 46-8M0122655 4.3l 5.0l 5.7l 350 mag bravo

Features :

  • New all-bronze water pump for Mercruiser engines with pulley installed
  • Fits many 4.3, 5.0, 5.7, 6.2 engines commonly used on 2000 and newer Mercruiser V6 and V6 engines
  • All-bronze metal body with stainless steel shaft.
  • Ready to install. Impeller is installed with lube. Replaces OEM 8M0137216, 46-8M0118067, 46-862914T10, 46-862914T3, 46-8M0122655
  • Pulley is installed

Additional Info :

Color black
Item Dimensions
Height 6
Width 7
Length 10

3. MerCruiser Sea Water Pump Rebuild Repair Kit Impeller Housing 46-807151A14

Features :

  • New Aftermarket Mercruiser Bravo Sea Water Pump Rebuild Kit
  • Includes: Housing, impeller, plate o-rings, washers, bolts
  • 1 piece housing will replace the 1 & 2 piece housings, Impeller has “D” shaped hub
  • Replaces Mercruiser# 46-807151A7 / 46-807151A14 / 807151A7 / 807151A14 / Sierra 18-3150 / 18-3150-1 / Mallory 9-48350
  • FITS: Mercruiser Bravo 1,2,3 & TRS

Additional Info :

Item Dimensions
Weight 1.69

4. Quicksilver 807151A14 Sea Water Pump Body Kit for MerCruiser Engines with One-Piece Engine Mounted Sea Water Pumps

Features :

  • Replacement one-piece, bi-directional Sea Water Pump Body Kit
  • Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your MerCruiser Engine
  • Kit contains the replacement sea water pump body, impeller, plate, o-ring and attaching hardware
  • Quicksilver impeller elastomers provide improved flexibility across broad temperature ranges throughout the boating season
  • Made from two-step phenolic resin compound for strength and durability

Additional Info :

Color Unspecified
Item Dimensions
Height 6.1
Width 5.6
Length 5.2
Weight 1.56
Release Date 2018-03-12T00:00:01Z

5. Water Pump Housing and Impeller Repair Kit – Replaces Sierra 18-3150, Quicksilver 807151A14, Mercury 46-807151A14, 46-807151A7 – Fits Mercruiser Alpha, Bravo Engines – Fresh Raw Pump Marine Inboard

Features :

  • Replacement Water Pump Housing Impeller Kit – Enables the boat to use the water where the boat is floating in. Either salt water or fresh water are both good to use to cool the engine. The impeller pressurizes the water to allow to circulate.
  • Fits The Following Engines – Mercruiser Alpha, Bravo, Ski 4.3L, 5.0L, 5.7L, 6.2L, 7.4L, 8.2L Inboard Engines with 1 Piece Plastic Housing |. 350 MAG BRAVO, 357 MAG BRAVO, 373 MAG BRAVO, 454 MAG & more. See below for the full list. Regular replacement is neccessary to avoid damaging the engine by overheating because of insufficient cooling or because of broken impeller parts being sent to the engine.
  • Replaces Part# Sierra 18-3150, 183150, GLM 12088, Mallory Marine 9-48350, 948350, Mercury Marine 46-807151A14, 46-807151A7, Engineered Marine Products 46-13159, Quicksilver 807151A14, Pro Marine 64151, Redline RL3150. The water pump housing is located on the side of the engine behind the water pump connected to the belts. If you are hearing weird noises from the water pump, engine is overheating the pump impeller maybe broken and the housing is scored inside.
  • OEM Fit, Quality, Finish – While this is not a genuine Mercury, Mercruiser, GLM, Mallory, Engineered Marine Products, Sierra or Quicksilver part it is a direct replacement and it will fit, work and function like the factory part. This is a complete repair kit manufactured by AA Ignition and includes a new cap housing, wear plate, inpeller, o-ring and mounting bolts.
  • 2 Years Warranty – This water pump housing impeller repair kit comes complete with a 2 year warranty. If the part ever fails on your Bravo Mag, OMC, Stringer, Sterndrive boat, MPI, EFI, MX V8 V6 engine within the warranty period simply contact us for a replacement. Save time and money by purchasing this part, replacing it yourself and taking advantage of our warranty.

Additional Info :

6. AKWH Raw Sea Water Pump with Pulley 46-807151A9 Compatible with Mer-Cruiser Bravo 4.3L 5.0L 5.7L 6.2L 7.4L 8.2L V6 V8 Sterndrive Engines Serpentine Belt 46807151A9

Features :

  • *Raw Sea Water Pump & Pulley OEM Part Number: 46-807151A9 46-72774A86 46807151A9 4672774A86
  • *Raw Sea Water Pump & Pulley Fitment: MER-CRUISER 262ci 4.3L 1996 & Later MER-CRUISER 305ci 5.0L 1998 & Later MER-CRUISER 350ci 5.7L 1997 & Later
  • *Raw Sea Water Pump & Pulley Fitment: MER-CRUISER 377ci 6.2L MER-CRUISER 454ci 7.4L 1998 & Later MER-CRUISER 502ci 8.2L 1998 & Later
  • *Please Check the Model /Year /Part NO. before Purchasing
  • *If you are not sure if our products are compatible with your model, please contact us.

Additional Info :

7. A.A Raw Sea Water Pump for MerCruiser Inboard Bravo 18-36001, 46-807151A12

Features :

  • Raw Water Pump for MerCruiser Inboard & Bravo
  • Replaces Part # 46-807151A12, 18-36001
  • Fits: Fits V6 and V8 MerCruiser engines with V-belt and 1 piece pump housing
  • Impeller Installed
  • This raw water pump meets or exceeds OEM specifications.

8. Quicksilver 8M0104229 Water Pump Repair Kit for V-6 and V-8 Powered MerCruiser Stern Drives

Features :

  • Two-piece water pump repair kit
  • Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your older Mercury or Mariner outboard and MerCruiser stern drive
  • Designed for durability to provide higher flow rates and cooling flow to protect your engine
  • Impeller elastomers provide improved flexibility across broad temperature ranges throughout the boating season
  • Kit contains the replacement impeller and o-ring

Additional Info :

Color Unspecified
Item Dimensions
Height 2.5
Width 2.25
Length 2.5
Weight 0.231
Release Date 2018-03-12T00:00:01Z

9. REPLACEMENTKITS.COM – Brand Fits Mercruiser Sea Water Pump Impeller Kit with Plate Bravo I II & III Replaces 47-59362T6 18-3224 –

Features :

  • Mercruiser Sea Water Pump Impeller Kit & Plate for Bravo I II & III Replaces 47-59362T6 18-3224
  • Fits Mercruiser engines with engine mounted sea water pumps (1997 & Later)
  • Equivalent to: Mercruiser 47-59362T6, Sierra 18-3224, GLM 12084 Plate Included!
  • Highest Quality Longest lasting Parts on the Market
  • 100% Satisfaction GUARANTEED

10. Sea Water Pump Impeller for V6 V8 Powered MerCruiser Stern Drives Bravo Replace 47-862232A2 47-8M0104229

Features :

  • High performance guarantees easy boating.
  • Includes Impeller & Molded O-Ring, much easier installation into groove.
  • Replaces Mercuiser 47-862232A2 8M010422 Sierra 18-3016-1 GLM 89700
  • Fits 2000 & Newer MCM V6 V8 (305,350,496 350 Mag., 4.3L, 496 Mag., 5.0L, 8.1S and MX 6.2L

How we Selected the 81 mercruiser seawater pumps

Most of the products listed are not selected hand to hand. We used artificial intelligence to make the list. But we can assure you all the products listed here are of superior quality as they are already tested by real users, rated by expert reviewers, and recommended by real humans.

Key decision-making factors you should consider to select the products:


An important factor to consider when purchasing 81 mercruiser seawater pumps is cost and performance, which typically go hand in hand. With more companies entering the 81 mercruiser seawater pumps market, options for quality and high-performance become increased. Just because a 81 mercruiser seawater pumps is the most expensive does not mean it’s the best choice for you and your hard-earned dollar. There are many lower-priced models available with very good performance and comfort.

Brand Value

Choose the 81 mercruiser seawater pumps from the brand that offers the best value to its customers, with high-quality products and excellent customer service. Good brand products are made with the utmost care and precision, and they’ll always be here to help you answer your query and solve any fault on the products or even refund your money if any damage is found on the products.


Before clicking on the buy now button or adding products to your shopping carts make sure this product meets all the specifications you need.

Product specifications are important when choosing a product. They determine what the product can and cannot do. With so many products on the market, it is important to select the right one for your needs.

Choose the 81 mercruiser seawater pumps made with only the finest materials, and it’s been precision-engineered to meet your needs. 

When looking at different specifications, there are three main points to consider: performance, features, and price. Each of these factors is important in making your final decision. By considering all of them, you can be sure that you got the best bang for your buck.


The world is full of amazing 81 mercruiser seawater pumps, and it can be hard to decide which one to purchase. One way to make a decision is by looking at the design. There are many factors that contribute to the overall design of a product, including materials used in manufacturing, color scheme, and even visual weighting. Knowing about these things can help you find a product that suits your taste and needs perfectly.

Customer Ratings

When it comes to making purchase decisions, many people give significant weight to customer ratings. It’s easy to see why- after all, who knows better what a product is like than the people who have actually used it? When you’re trying to decide which product to buy, checking out the customer ratings can be a great way to get an idea of how others have felt about their experience with the product. Of course, you should always take reviews with a grain of salt- not everyone is going to love every product, and some people might be more likely to leave a review than others. But overall, customer ratings are usually a pretty good indicator of how satisfied people are with a particular product. 

Stability and Control

A blinkx.tv‘s stability and control is an important factor in determining how well it performs, and we weighted this metric. 

Consider how much stability or control you want when using the item.

We take into account factors including the impact of this product on our life and how we will feel when using this.


No one wants to deal with discomfort or constraints when enjoying the things they love. Comfort is a critical metric to consider when you’re thinking about using 81 mercruiser seawater pumps. There are many different types of 81 mercruiser seawater pumps that provide stability and control while providing a smooth, comfortable function. For example, when you buy a fishing kayak, you want to ensure that you don’t spend your whole trip thinking about how much you want to get out of your boat because your back is aching or your feet are falling asleep.


The way a 81 mercruiser seawater pumps is designed and manufactured and the material it is made of are key attributes indicating how durable it will be. Choose the best 81 mercruiser seawater pumps that has the ability to withstand wear, pressure, or damage. 

Plus, make sure it features a sleek design that’ll look great in any place. So whether you’re a busy mom or a construction worker, you’ll appreciate how sturdy this product is.

What Are the Most Popular 81 mercruiser seawater pumps Models on the Market Today?

There are a variety of 81 mercruiser seawater pumps products available on the market today for men & women who are looking for quality and reliability. All 81 mercruiser seawater pumps models base themselves on the same basic principle. However, they suit different user preferences.

It’s no secret that different products are popular among different demographics. But what if you could see which items were the most popular among all consumers? Well, you can, and we’ve got the list for you. Check out our list to select products that everyone seems to love, regardless of their age, gender, or location.

Some tips to Select the Most Popular 81 mercruiser seawater pumps

  • The three most important factors to consider when selecting the most popular products are price, quality, and popularity. 
  • Price is one of the more obvious considerations since you want to make sure it is reasonable for your needs.
  • Quality should also be considered because if you buy a product with poor quality then that will not help with your overall goal of finding the best possible product. 
  • Finally, popularity may not seem like an important factor but it can actually be just as crucial as either price or quality considering how many consumers there are in this world looking for great deals on amazing products!


1. What is the price range for 81 mercruiser seawater pumps?

81 mercruiser seawater pumps offer various range prices, depending on their function as well as design. In today’s world, it is hard to know what a product will cost. You typically have no idea how much something costs because the price range can vary so widely. For example, a pair of jeans could be $20-$200 depending on who you buy them from and where you live. The same goes for other products such as 81 mercruiser seawater pumps. 

2. Are 81 mercruiser seawater pumps worth the money?

There’s no doubt that we live in a disposable society. We’re constantly being bombarded with advertisements for the newest and most innovative 81 mercruiser seawater pumps on the market. But are these 81 mercruiser seawater pumps really worth our hard-earned money? Some of them definitely are if you can choose carefully! But others…not so much.

3. When should I buy a new 81 mercruiser seawater pumps?

You’re looking for a new 81 mercruiser seawater pumps that you’ve always wanted. Should you buy it now, or wait? It’s hard to tell what will happen with the price in the future. If there are no signs of slowing down production, then it might be worth buying now so you can enjoy your purchase sooner rather than later. But if production is on the way down and prices are expected to increase, then it might be better off waiting until after all of the hype has died down before making your decision. 

4. Which type of 81 mercruiser seawater pumps is best?

I’m so sorry if you are confused. It’s not an easy decision to make, I know! But it is one of the most important decisions you’ll ever have to choose between. If you’re still undecided on which type of 81 mercruiser seawater pumps is right for you, I would say check the features and functions of the 81 mercruiser seawater pumps we listed here to find the most suitable one for you. Each has its own pros and cons.

5. Why should I buy a 81 mercruiser seawater pumps

You can determine whether you need or want a 81 mercruiser seawater pumps by identifying whether you have a similar item. It is probably not something you need and you should reconsider buying it. You could use the money from selling the other item you have to buy the new one if you just can’t let it go.

Final Thoughts

81 mercruiser seawater pumps is a fun, convenient way to get your job done.

Let’s be honest, we all want to feel that our purchase was a good investment. But there are so many options out there! How do you know which one is the 81 mercruiser seawater pumps? There’s no need to worry about it because blinkx.tv has your back. Our knowledgeable staff is here to help guide you through each step of the process and find what works for you. You can also take advantage of our free consultations with any questions or concerns before deciding on a final decision.

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