If you're thinking about buying a 2017 Toyota Tundra 5.7 engine, you're not alone. A lot of people are searching for strong and long-lasting engines for their Toyota trucks, and this one is a popular pick. In this article, we’ll share everything we’ve learned about this engine — from how it performs, to whether it's worth buying used or new, and what problems you may want to look out for. We’ve worked with many Tundra models over the years and want to share what we’ve learned.

Right from the start, we’ll answer the big questions: Is the 2017 toyota tundra 5.7 engine reliable? How much does it cost? What kind of power does it give? Let’s get into it step by step.

Performance and Power You Can Count On

We’ve had the chance to drive and work with many 2017 Toyota Tundra trucks, and honestly, the 5.7-liter V8 engine always stands out. This engine is part of the 3UR-FBE series, and it's known for giving strong horsepower and torque.

From our experience, this engine feels powerful even when you're hauling a trailer or climbing steep roads. The 381 horsepower and 401 lb-ft of torque give it serious strength. Whether you're using your truck for heavy-duty work or just daily driving, this engine handles both with ease.

Over time, we’ve also noticed that it doesn’t lose much power — even after 100,000 miles, the engine still runs smooth if it's been taken care of. That’s one of the best things about this V8 — it's made to last.

Fuel Efficiency and Real-World Driving

Now, let’s be honest — the fuel economy is not the best part of the 2017 Tundra 5.7 engine. But that’s expected for a V8 truck engine. In our experience, most drivers get around 13-15 MPG in the city and 17-18 MPG on the highway, depending on driving habits and load.

We’ve tested it ourselves, and if you drive gently and keep your truck well-maintained, you can stretch the mileage a bit. However, this engine is more about strength than savings. It’s not a fuel-saver, but it delivers reliable power, especially for work or towing.

So if your main goal is fuel savings, this engine might not be the top choice. But if you want to pull, haul, and drive with confidence, it’s worth it.

Reliability and Long-Term Use

Reliability is the biggest reason we like this engine. The 3UR-FBE 5.7L engine has a reputation for being tough and trustworthy. We’ve seen trucks with this engine pass 200,000 miles with few problems — as long as they get regular oil changes and maintenance.

In our shop, we’ve seen that most problems people face with this engine are not major. Things like timing chain tensioners or small oil leaks may come up over time. But we’ve rarely seen this engine fail early unless it was badly neglected.

If you’re buying a used 2017 Toyota Tundra 5.7 engine, always ask for its service history. Engines that had regular checkups tend to last much longer.

Towing, Hauling, and Everyday Use

Let’s talk about what this engine can do day-to-day. We’ve used this Tundra engine to pull trailers, carry construction tools, and even tow boats. It’s rated to tow up to 10,500 lbs when set up right.

What really makes it stand out is how steady it feels when towing. Even on long trips or rough roads, the engine stays strong and doesn’t overheat or struggle.

And for normal everyday driving, we found the 5.7 engine quiet and smooth. It picks up speed fast and doesn't feel lazy or heavy. If you’re switching from a smaller engine, you’ll feel the difference right away.

Buying a Used 2017 Toyota Tundra 5.7 Engine – What to Watch For

If you’re looking to buy this engine used, we strongly suggest going through a reputable seller like Blue Prism Automotive. We’ve seen many engines from online sellers that look cheap but are not tested or come with no warranty.

When buying used, make sure you check:

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  The engine compression levels (a good seller will test this)

  
  


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  If the engine is clean and leak-free

  
  


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  Whether it includes all parts (like manifolds, harnesses, etc.)

  
  


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  The VIN match for peace of mind

  
  

Also, make sure to ask about the return policy and warranty, especially if you’re buying it online. Some engines are sold as-is, which can be risky.

Common Issues with the 2017 Tundra 5.7L Engine

While this engine is very reliable, there are a few things we’ve seen over the years that are worth noting. Sometimes, oil leaks appear near the valve cover or timing cover. This usually happens when gaskets wear out after many miles.

Some drivers also report knocking sounds during cold starts, but in our experience, this is usually harmless and goes away once the engine warms up.

A rare issue we saw was a failed water pump, but this is not common and is easy to replace. Overall, these are small things and don’t take away from how strong the engine is.

Our Experience with Installation and Fit

We’ve installed several 2017 Toyota Tundra 5.7 engines, and the process is usually smooth. This engine is a direct fit for most Tundras from 2007 to 2021, especially if you're replacing another 5.7 engine. You won’t need to do any big changes or modify mounts or wiring.

One tip — always use OEM gaskets and torque specs during installation. We once tried a cheaper gasket set and had oil leaks within weeks. Since then, we only use genuine Toyota parts for engine installs, and the results are much better.

Why We Recommend This Engine

After years of working with Toyota trucks, we can honestly say the 2017 Toyota Tundra 5.7 engine is one of the best V8 truck engines in its class. It’s powerful, reliable, and built to last. Whether you’re towing heavy stuff, driving long miles, or just want something that won’t quit on you, this engine delivers.

It may not be the best for fuel savings, but it more than makes up for it in strength and durability. From our hands-on experience, we’ve seen these engines stay strong even after 10 years — with just basic care.

So if you're thinking about upgrading your engine or replacing a broken one, we highly recommend this model.