Difference Between Used, Rebuilt And Remanufactured Diesel Engines

Difference Between Used, Rebuilt And Remanufactured Diesel Engines

Diesel engines have been using for a long time in industries or commercial applications. Because of their efficiency, long life span and a large majority of services.  But in your vehicle sometimes you find that it needs replacement or rebuilt. And you face a very difficult choice that you should replace it or need to rebuild. So, before proceeding it is better to get to know the differences between used, rebuilt and remanufactured diesel engines.

In this article, First, we will discuss used diesel engines and their pros and cons then rebuilt diesel engines and then remanufactured diesel engines respectively.

Used Diesel Engines

Used Diesel Engines are second-hand engines. These types of engines have as much as 30 days guarantee. These components are not disassembled, internally cleaned or inspected. It comes with high mileage and poor maintenance history. After performing research and analysis to determine what your specifications and requirements. Then choose you to want a new or used diesel engine.  They don’t come with a warranty here it makes easy to choose Rebuilt or remanufactured diesel engine. But if you choose used diesel engine you get low-hours used engines at a great price.

Pros and Cons of Used Diesel Engines

The cost of the Used Diesel Engines is comparably less then Rebuilt and Remanufactured. But they don’t have a guarantee that how they will perform and how will be their services. The internal components also disassembled, replaced and not normally inspected.

Just with a basic warranty, they can’t have any protection. Sometimes they lead to permanent fail or damage. Due to lack of maintenance or negligence by the owner. Damages not detected while re-purchasing time and in the future, you have to pay for it if you face any issue.

Rebuilt Diesel Engines

Rebuilt Diesel engines are disassembled and inspected. Completed the inspection serviceable parts and as defined by manufacturer specifications or reused. Rebuilding can detect during operation. You may have issues like exhaust smoking, loss of compression, oil increasing consumption, and misfiring. The visible problems such as carbon build-up from low loading. Cylinder Erosion and cavitation detected the disassembly and rectified with repair and replacement. Rebuilt engines clean and reconditioned before reassembly.

In the Rebuilt Diesel Engines, you may get a like-new product in most instances without investing much money. In the rebuilt process all the parts are disassembled and cleaned in a chemical vat. After rebuilding they all are reassembled using all new bearings, seals, gaskets and numerous new consumable parts.

Complete care is taking after finishing the process to ensure that the rebuilt engine is literally almost as good as new.

Pros and Cons of Rebuilt Engines

Generally, Rebuilt Diesel generator Engines are more expensive than Used Diesel Engines but less expensive than Remanufactured Diesel Engines. Some of the Rebuilt engines come with less warranty. After rebuilt and repair they are tested as they are usable or need more specifications and operationally functional.

These engines quality is based on the experience and reputation of the rebuilder.

Remanufactured Diesel Engines

In Remanufactured Diesel Engines, all the parts are replaced with new specifications. Diesel engines have long been used successfully in multiple industries and commercials around the globe. An electric generator, Genset are valuable energy. There is no connection power grid and a source of electric power. Like Remote applications energy, marine, and mining and other industries generator set a necessity. They are a reliable source of emergency power.

As a reliable standby, the grid fails or is compromised. Use in commercial buildings. They are available marketplace as providing useful life. Diesel Engines and generators extended by rebuilding and remanufacturing.

Pros and Cons of Remanufactured Diesel Engines

It is more expensive than the other two diesel engines. But it works more properly because it has a good restoration process. Remanufacturisation may take time so you must have a backup to save yourself from any issue. It doesn’t have a guarantee they just assure you that the product will as come as new as possible. They replace the parts with the new parts which are compatible with current technology. One more advantage, Remanufactured Diesel Engines come with longer warranty rather than Used and Rebuilt Engines.

Benefits of Engine Remanufacturing

  • Lower cost- Cost is a big factor in remanufacturing. Remanufactured engines cost up to 50 percent less than new tier for final engines can be costly as well. In addition, being more complex to service, additional cost after treatment cleaning.
  • Less Downtown- Replace your existing engine with a new one. And typically requires engineering time that can be rental equipment out of services month. The integration and testing process also takes a significantly longer time. A  new tier 4 final engine than with a remanufactured engine.
  • Increased Equipment resale value- There are two factors currently makes it different sell tier 4 final power equipment lesser regulated countries. Lack of established service programs for new technology makes supporting teams difficult. High product cost, companies shying away tier 4 final powered equipment. Many lesser regulated countries don’t have high availability,ultra-low sulfur diesel fuel.

Which Type of Diesel Engine In Better Option for you?

There are many factors that make your choice regarding Used, Rebuilt and Remanufactured Diesel Engines. Sometimes used engine make your work. And somehow need to rebuilding or completely refurbishing one through the remanufacturing process. It also depends on your budget which engine you prefer. The choice is also based on, that you need Diesel engines for backup or for full time. Because the services are based on short-term or long- term. According to the above factors you can choose the best option(Diesel Engine) for you.

Fix Engine And Replace It?

Your car or truck is less than ten years and you really like this and you can’t afford a new vehicle at this time, the best choice is change or repair of your vehicle engine. Cars or trucks depreciate as time goes by, even if they are not driving much. Your vehicle’s book-value and trade-in value may depreciate. Your car or truck is worth less than $2000. More money into major repair. Your money better spent a new vehicle.

Why Did Your Engines Fail?

Your old engine is a lot of miles (over 140,000 or more than), and it is burning oil,making noise and running poorly or locked up it has expensive. Rebuilding a high mileage engine and often required boring out of cylinders accept new oversized pistons. This adds more expense because of the parts and machine shop labor. The cylinder heads also have resurfaced, the exhaust valve replaced. May the valve seats are aluminum heads.

The engine completely disassembled, cleaned, checked for cracks and other damages. The block and heads are goods, the crankshaft probably reground to undersize the journal surfaces. Other parts required new main, rod and new timing chain and gear sets. The new oil pump and any other parts damaged. They are many expensive repairs.

All the parts and labor that are required to rebuild a high mileage engine. Many dealers and shops are replacing the old engine with a new crate engine or remanufactured engine. There are no delays waiting for machine work. The most crate engines and reman engines come with a warranty.

An engine a low mileage wreck salvage yard is probably okay. Low mileage is less than 60,000 miles. The salvage yard is to guarantee the engine is good. The engines a lot of miles on it or come out the junked car or the salvage yard not guarantee.

Final Thoughts

There are many factors that govern the choice of diesel engines. It all depends on your choice, condition of the product and in your budget. If you know what type of diesel engine will best fit your application, we can make the selection process easy.  We hope this article helps you to choose the best option for you. This also depends on that you want diesel engines for the long term or for a short time.

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