Top 7 Best Water Pump for 7.3 Powerstroke Engines in 2022

Best Water Pump for 7.3 Powerstroke

Last Updated on February 25, 2022

If you ask a truck enthusiast what they think is the greatest diesel engine ever to come in a pickup, the odds of them mentioning the water pump for 7.3 Powerstroke engines is pretty high. Some might even say it is the greatest piece of engineering ever to come in a Ford pickup.

If you have a Powerstroke in your vehicle, congrats! You’re among the lucky ones since these engines are considered very reliable.

For all the dependability and reliability of this exceptional engine, there is one common issue many Powerstroke engines have – the water pump failure. Experienced auto engineers have pointed out that this problem occurs in the stock water pumps after a lot of time on the road. On the other hand, a water pump failure can develop if your vehicle suffers serious engine decay. A rugged and durable engine like the 7.3 Powerstroke should not go to waste just like that.

As a result, we reviewed the best water pump for 7.3 Powerstroke engines available on the market in 2021. Our recommendations are based on the manufacturer’s brief and user’s review over the years. We hope you will find one you can trust to get your engine running smoothly again.

Best Water Pump for 7.3 Powerstroke Engines in 2021 Review: Key Features, Pros, and Cons

Water pump damage can be a nightmare. It can quickly turn a happy mood into a devastating one at short notice. The water pump is a vital part of the 7.3 power stroke. Without it, the entire powertrain would be grounded. The table below lists the best water pump for 7.3 Powerstroke engines with their features at a glance.

Motorcraft Aluminum, Cast Iron, Ceramic7 Pounds16.06 x 10.5 x 8.44 inSee Price
Gates Metal, Aluminium1.8 pounds8.88 x 14.12 x 9.0 inSee Price
A-PremiumMetal, Aluminium11.18 pounds12.8 x 8.8 x 8.5 inSee Price
AutoForeverHeavy duty Aluminum10.8 pounds12.2 x 8.66 x 8.27 inSee Price
OAWMetal, Aluminium11.62 pounds14.8 x 9.1 x 6.1 inSee Price
Rareelectrical Aluminum, Cast Iron23.4 Pounds18 x 12 x 8 inSee Price
Airtex Metal, Aluminium10.14 pounds16.63 x 10.6 x 8 inSee Price

1. Motorcraft PW455 Water Pump


Read Customer Reviews Here »

The Motorcraft PW455 Water Pump tops our list of the best water pump for 7.3 Powerstroke engines, and rightly so for many reasons. First, it is one of the easiest water pumps to install on the market. It is super-easy; you would even fit it yourself without contacting a mechanic. But, if you find the instructions a little complex, have a professional do it. The consequences of a poor installation are the same as fitting a bad engine part.

This package comes with a pump and installation gaskets; perfect! It saves you money on buying those separately. On the other hand, all other components have to be ordered individually. You would use the stock parts if they are still functional.

This product is housed in an iron and aluminum casing, which makes it quite solid. Surprisingly, the Motorcraft PW455 Water Pump weighs just 7 pounds. For all its solidity and reliability, it has one drawback; price. There are many water pumps out there selling for half its price. Although, you could save some money if you do the installation yourself. If you have the cash to spare, consider making an investment in this water pump. Your long-term safety and peace of mind will be guaranteed.

Our Observations

Highlighted Features:

  • 12 months warranty
  • Cast iron, ceramic construct
  • OEM quality
  • 06 x 10.5 x 8.44 inches


  • Easy to install. You can quickly fix this pump with the instruction manual.
  • With the material built and inner engineering, you are guaranteed efficient performance.
  • It comes in a protected solid housing.
  • With the aluminum casing, it weighs just 7 pounds.


  • It is expensive.

2. Gates 43546 Water Pump


Read Customer Reviews Here »

If you do not like the fact that other than the pump and installation gaskets, you need to purchase every other thing individually in the Motorcraft above, then this is for you. Having to leave your car parked while you wait to receive the other engine part is not a pleasant experience.

The Gates 43546 Water Pump is a complete package. It comes with all you need to install the new water pump.

Aside from the additional parts, this water pump is pretty good. It’s also super easy to install – it will only take minutes. This product comes with two bolts, three O-rings, two rubber seals, a pump, and installation gaskets.

Worried the pumps won’t fit? Don’t worry! The pump is an exact OE replacement; it fits perfectly. Made of steel and aluminum casing, this water pump is a whopping 10 pounds of weight. All additional parts that accompany the water pump are OEM; they fit perfectly too. Installing them is super easy. What’s more? They come with a one-year warranty!

Our Observations

Highlighted Features:

  • Package Height is 8.88 inches
  • Compatible with FORD OE Numbers F81Z 8501 FA and F81Z 8501 AARM
  • Package Width is 9.0 inches


  • Comes with all parts needed for installation.
  • Installation is super-easy and does not take long.
  • It comes with a manufacturer’s warranty of 12 months.


  • This unit is heavy at 10 pounds.

3. A-Premium Engine Water Pump


Read Customer Reviews Here »

The best water pump for 7.3 Powerstroke should be a top-of-the-line product. Unfortunately for some accompanying parts, they are not top-class. This is the case of the A-Premium Engine Water Pump; if you decide to buy this product, you should also purchase another hose. According to current users, the accompanying hose is poor. You can either re-enlist the OE hose if it is still functional or buy a new one outrightly.

Depending on your method of installation, the accompanying bolt might be good or bad. When you expertly install the engine water pump without any damage to these bolts with a wrench, the bolts work perfectly!

However, if you inadvertently make a mistake during installation, the bolts will break. The manufacturer knows this and included nine bolts for a 3-bolted pump.

In actual fact, the water pump is excellent. It is OEM compatible and performs flawlessly. Plus, it comes with a one-year guarantee. Finally, it’s cheaper than the Motorcraft Water Pump.

Our Observations

Highlighted Features:

  • 8 x 8.8 x 8.5 inches
  • 18 pounds item weight
  • Hub Height (in): 4.22
  • Material: Aluminum, Metal


  • This unit is perfect for a wide variety of minivans
  • It comes with extra 6 bolts for installation.
  • The water pump goes about its work flawlessly.


  • It is accompanied by a not-too-good installation hose.

4. AutoForever Water Pump Kit

Read Customer Reviews Here »

Autoforever is a renowned name in the auto replacement part industry for high-quality products. This Water Pump Kit is no different and deserves its place on the best water pump for 7.3 Powerstroke review list.

This unit comes in a durable housing and a precisely-machined mounting surface that provides the perfect seal. It is factory tested and performs excellently in a 7.3 Powerstroke. It is a perfect fit for a wide range of vehicles such as the Ford Econoline and Ford Super Duty. But we advise that you verify the fitment labeling before making a purchasing decision.

Along with this high-quality water pump, you will get all the needed accessories and instructions required to make installation very easy.

Our Observations

Highlighted Features:

  • Meets Original Equipment Manufacturer standards
  • 2 x 8.66 x 8.27 inches
  • Item Weight: 10.8 pounds


  • This water pump comes with an instruction manual that is easy to understand.
  • Installation is very easy and does not take long.
  • It is perfect for many types of vehicles.
  • It is not as expensive as the Motorcraft Water Pump.


  • The accompanying gasket is of questionable quality.

5. OAW F5930 Engine Water Pump

Read Customer Reviews Here »

This product deserves mention on the list of the best water pump for 7.3 Powerstroke on the market. It is a product that is simple in design but churns out excellent performance. With this water pump, you can rest easy and feel safe for a long time.

This is way different from the stock pump and gives better performance. It comes with seals made of carbon-graphite ceramics. Joints are durable, reliant, and everlasting. Unfortunately, that pushes its weight to almost 12 pounds. This does not affect your car performance in any way.

The pump is OEM and a perfect fit. The package includes a gasket and will help you save some money. It also works perfectly with some stock parts. Finally, the OAW Engine Water pump is inexpensive and comes with a manufacturer’s one-year warranty.

Our Observations

Highlighted Features:

  • Interchangeable with Airtex AW4114 and GMB 125-5930
  • 8 x 9.1 x 6.1 inches
  • Item Weight: 11.62 pounds
  • Brand new part


  • This product comes with a gasket
  • It comes at a pocket-friendly price.
  • The unit comes with 12 months manufacturer guarantee


  • At 12 pounds, it is pretty heavy.

6. Rareelectrical New Water Pump

Read Customer Reviews Here »

The sixth best water pump for 7.3 Powerstroke is the 24 pounds Rareelectrical New Water Pump. The weight of this product is a result of the high-quality material it is made from. You can expect great water flow, no leaking, and no breaking apart. The quality of this water pump cannot be overemphasized.

After installing this water pump, you will be free of worries for a very long time. All its electrical parts are computer tested and certified to be 100% efficient and reliable. The package includes a gasket (O-ring) which ensures a perfect connection. All other additional parts will have to be purchased separately.

The Rareelectrical New Water Pump comes with a one-year warranty. It is more expensive than most products reviewed on this list. It is worth it! It is hands down one of the very best water pumps for this engine type today. If you have the bucks, go for this water pump and drive safe.

Our Observations

Highlighted Features:

  • 18 x 12 x 8 inches


  • The instruction manual is easy to understand.
  • It is computer tested and ascertained to be very efficient.
  • The package comes with an OEM gasket (O-ring) for a perfect fit.
  • It comes with a one-year manufacturer’s warranty.


  • The unit is very heavy at 24 pounds.

7. Airtex AW4114 Water Pump

Read Customer Reviews Here »

Last but not least on our review of the best water pump for 7.3 Powerstroke is the Airtex Water Pump. Excellent by all standards! Along with it, you get a teal pipe and a gasket. Although, there have been complaints about the quality of the gasket.

On delivery, check that all parts are sealed and in place. Otherwise, you might end up with the wrong parts, and the whole system might malfunction. This product is a perfect fit for OE, which eliminates improper sealing and leaks.

In addition, replace the fan clutch when you change the pump for better compatibility and efficiency. It is easy to install. Just follow the attached instruction manual. Once correctly installed, this water pump will rival the best in performance all day, all year long. It will perform wonders, with no leaking, perfect flow, and long mileage. The performance will be flawless.

At $63, it is moderately priced. It is an excellent water pump if you are doing a water pump replacement on a tight budget. It represents good value for money.

Our Observations

Highlighted Features:

  • 63 x 10.6 x 8 inches
  • Item Weight: 10.14 pounds
  • Matches Original Equipment manufacturer specifications


  • It comes with an explanatory installation manual that is translated into three languages.
  • It comes with a 12,000-mile warranty.
  • It is ISO/TS 16949 certified to be of international quality standards.


  • The gasket can be better; otherwise, it is an excellent product.

Water Pump for 7.3 Powerstroke

Best Water Pump for 7.3 Powerstroke Engines: Buying Guide


The first factor to consider is the year, make, and model of your vehicle. When you find the water pump that catches your fancy. Ensure it is a unit designed for the model of your car. Powerstroke engines are made in different years and fit different vehicle models, so you can distinguish them by that.

Manufacturer’s warranty

You never know what can happen in transport, or even after you install the pump. This is why it’s good to look into a warranty before deciding to purchase. The longer the warranty for your for your 7.3 Powerstroke water pump, the better.

Condition of the water pump

Another important factor to consider is how old the water pump is. The water pump must be new; this is non-negotiable.You can’t know for sure about the level of quality the already used pump will have. So instead of risking your safety and throwing away money, it’s better to go for a new pump.

Availability of spare parts

Although this is not a crucial factor when buying the water pump for 7.3 Powerstroke engine, spare parts like a new gasket and hose are great to get in the pack. As you see in the reviews above, some manufacturers include these additional parts when you buy a new water pump. Look for this deal; it will save you some bucks! You maybe have the tools to fix things, but sometimes you need parts to replace them.

If your preferred product does not come with additional parts, look up more info about it, and ascertain those parts are not needed during installation. If they do, buy them as well.

Frequently Asked Questions

Q: How many miles can a typical 7.3 Powerstroke last?

The 7.3 Powerstroke engine is a popular type of engine known to last 500 000 miles with proper care and maintenance. This is the reason some Powerstroke enthusiasts believe it is the most durable Powerstroke ever produced. And there is a reason why.

With its power efficiency, robust iron parts, and low engine speed – key ingredients you will find in high-quality diesel engines made to last forever. So, if you have an unmodified 7.3 Powerstroke that is well-maintained, it could clock 400,000 to 500,000 miles guaranteed.

Q: Which is the better engine, the 7.3 or 6.0 Powerstroke?

When you look at it from the standpoint of simplicity, durability, and reliability, the 7.3 Powerstroke wins hands down. But when viewed from the perspective of drivability, horsepower, and the need to meet modern-day emissions standards, give it to the 6.0 Powerstroke. Both engines have their advantages and disadvantages.

Q: How Often Should the Engine Oil in a 7.3 Powerstroke be changed?

This depends primarily on your driving habit. If you only drive short distances, like around town, your vehicle will accumulate more dirt than when you frequently drive on the highway. Steep incline driving, towing, and similar severe driving situations require a regular diesel oil change. If your driving is majorly on the highway, your vehicle will accumulate dirt more slowly than stop-and-go driving habits.

However, it is advisable to perform an oil change at the 7,500-mile mark. Most diesel engines and car engines manufacturers recommend an oil change every 7,500 miles or at least once every year.

Q: Is the 7.3 Powerstroke the greatest engine ever made?

The superb 7.3-liter Powerstroke clocked 215-275hp in different drivetrain specifications and production years of the Ford Super Duty. It was and still is considered one of the greatest diesel engines ever!


If you’re wondering which best water pump for 7.3 Powerstroke engine is best suited for your needs, we hope we’ve given you the answer in this article. All the products on this list are trusted by many who have been using them over the years. Whichever you decide to buy, it will outperform your current stock water pump in many ways. Be attentive to your vehicle needs and make the right choice for your next water pump. is reader-supported and a part of the Amazon Affiliates Program. When you buy through links on our site, we may earn an affiliate commission. Read our disclosure for more information.

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