Houston Engines | Used Auto Parts

Mon - Fri: 8am - 5pm, Sat - Sun: Closed

Used Auto Parts | Money Back Guarantee

6-36 Month Warranties

We Ship Local.
Hablamos Español.
Connect with
Houston Engines | Used Engines

2002 Cummins Dodge Ram Diesel Engine 3.9L

 2002 Cummins 3.9L Diesel Engine

Used Engines Inventory

Reman Engines Inventory

Diesel Engines Inventory

2012 Ford F250-F550 Powerstroke Diesel Engine 6.7L

Used Engines

The 2012 Ford Powerstroke 6.7L Diesel Engine is a robust choice for heavy-duty applications, found in the 2012 Ford F250, F350, and F550 models. This turbocharged V8 engine delivers significant torque and horsepower, making it ideal for towing and hauling. Its design ensures both performance and efficiency, with a reputation for reliability and durability. Whether for work or recreation, the 6.7L Powerstroke handles demanding tasks with ease. For more details on its performance and specs, visit our 2012 F250 diesel engine page.

Reliable Power and Performance

The 2002 Cummins 3.9L Diesel Engine delivers exceptional performance for Dodge Ram 2500 and 3500 trucks. Featuring a 3.9L inline-four configuration with a turbocharger, this engine provides reliable power and torque for heavy-duty tasks. Known for its durability and dependability, the Cummins 3.9L has earned a strong reputation among both professionals and enthusiasts. Its proven reliability ensures consistent performance over time, making it an ideal choice for those needing a robust engine for both work and recreational use. With its balance of power and efficiency, it stands out in its class.

The 2002 Cummins 3.9L Diesel Engine is engineered to offer impressive towing capabilities and fuel efficiency, making it a solid choice for various demanding tasks. Its robust design ensures reliable performance whether you're towing trailers, hauling equipment, or navigating rough terrain. This engine's strength lies in its ability to deliver consistent power and torque, crucial for handling heavy loads and challenging driving conditions. Its durability and efficiency make it a dependable option for both everyday use and intensive applications.

Used Engines

For those interested in exploring other engine options with similar performance attributes, check out our 2002 Cummins 5.9L Diesel Engine page. This engine offers additional power and torque, providing further options for those needing enhanced capabilities. Whether you're considering upgrades or looking for detailed information on similar engines, our site offers comprehensive resources to help you make informed decisions.

Gas Engines | Diesel Engines | Hybrid Engines

Save With Our Large Inventory of Used Engines

Used Engines

Are you in the market for a used engine to get your vehicle back up and running? Look no further than Houston Engines. We offer a wide selection of high-quality, used engines at affordable prices. We pride ourselves on our commitment to customer satisfaction and provide a hassle-free shopping experience for all our clients.

Start by Selecting the Right Engine Type For You

Use the Part Request Tool to Narrow Down Your Vehicle

Use Our Auto Parts Search Tool

used gasoline engines

Gas Engines

used diesel engines

Diesel Engines

used hybrid engines

Hybrid Engines

Performance and Efficiency

Used Engines

The 2002 Cummins 3.9L Diesel Engine delivers up to 175 horsepower and 300 lb-ft of torque, enabling a towing capacity of up to 8,000 lbs. Its turbocharged design ensures efficient power delivery and reliable performance in demanding conditions. This engine balances strong performance with fuel efficiency, making it ideal for both work and recreational use.


Regular maintenance is crucial for optimal engine performance. Key tasks include oil changes, filter replacements, and fuel system checks. For more maintenance tips, Visit Houston Engines. Common issues with the 2002 Cummins 3.9L engine include turbocharger wear and problems with the fuel injection system, which can impact both performance and reliability.

To mitigate these issues, regular check-ups and timely part replacements are essential. Routine maintenance tasks, such as frequent oil changes and filter replacements, are crucial for extending the engine’s lifespan and ensuring it operates smoothly.


Proper care and attention to these maintenance needs can help prevent common issues and keep the engine in optimal working condition. For more detailed maintenance tips and strategies, explore our engine maintenance guide. Following these guidelines will help ensure your 2002 Cummins 3.9L engine continues to perform at its best and serve you well for years to come.

Upgrades and Customization

Used Engines

For those interested in boosting the performance of the 2002 Cummins 3.9L, there are several upgrade options available. High-performance turbochargers, enhanced fuel injectors, and improved exhaust systems can increase horsepower and torque. These upgrades can tailor the engine to meet specific needs, whether for increased power or better fuel efficiency.


Explore various upgrade options on our performance enhancements page to find the best solutions for your truck. Customizing your engine can provide improved towing capacity and a better overall driving experience. Upgrades like high-performance turbochargers and advanced fuel injectors can significantly boost your engine’s capabilities.

Tailoring your engine with these enhancements ensures optimal performance, increasing towing capacity and fuel efficiency. Whether for work or recreational use, customizing your engine can elevate your truck's overall driving experience and reliability, helping you meet specific demands more effectively.

Why Choose the Cummins 3.9L Engine

The 2002 Cummins 3.9L Diesel Engine is renowned for its reliability and durability. Designed to handle heavy loads and challenging conditions, it is an excellent choice for those who demand high performance from their trucks. The engine’s robust construction ensures both longevity and efficiency, making it a preferred option for both professionals and enthusiasts.


Its strong performance and dependable design translate into excellent value, whether used for work or recreational purposes. With the capability to tow heavy loads and tackle demanding tasks, the Cummins 3.9L engine excels in various applications.


For those seeking detailed information about this engine, including performance specs and maintenance tips, visit our engine overview page. This resource provides further insights into the features and benefits of the Cummins 3.9L, helping you make the most of your engine, Contact Us.

Frequently Asked Questions (FAQs)

Frequently Asked Questions About GM V8 Gen 3 6.0l Engines

What are the key specifications of the 2002 Cummins 3.9L engine?

The 2002 Cummins 3.9L engine delivers 175 horsepower and 300 lb-ft of torque. It features a turbocharged design for efficient power delivery and strong performance.

What is the towing capacity of the 2002 Cummins 3.9L engine?

The engine can tow up to 8,000 lbs, making it suitable for various hauling and towing tasks.

What are common issues with the 2002 Cummins 3.9L engine?

Common issues include turbocharger wear and fuel injection system problems, which can affect performance if not addressed with regular maintenance.

How can I maintain the 2002 Cummins 3.9L engine?

Regular maintenance includes oil changes, filter replacements, and monitoring the fuel system. These tasks help ensure the engine remains reliable and performs optimally.

What are some recommended upgrades for the Cummins 3.9L engine?

Recommended upgrades include high-performance turbochargers, enhanced fuel injectors, and improved exhaust systems to boost horsepower and torque.

How does the Cummins 3.9L compare to other Cummins engines?

The 3.9L engine is smaller and less powerful compared to other models like the 5.9L but offers solid performance and efficiency for lighter-duty applications.

What is the fuel economy of the 2002 Cummins 3.9L engine?

The engine provides good fuel economy for its class, averaging around 18-20 MPG depending on driving conditions and load.

How long does the 2002 Cummins 3.9L engine typically last?

With proper maintenance, the engine can last well over 200,000 miles, making it a durable choice for long-term use.

Can I rebuild the 2002 Cummins 3.9L engine?

Yes, the engine can be rebuilt to restore performance and extend its lifespan. For details on engine rebuilds, refer to our engine rebuild guide.

Where can I find more information on engine performance enhancements?

Visit our performance enhancements page for details on various upgrades and customization options for the Cummins 3.9L engine.

Used Engines Houston

Why Buy From Us?

We strive to be the ultimate destination for recycled auto parts. With access to a vast inventory and exclusive parts network, we offer millions of quality parts. We specialize in used engines and transmissions with new stock weekly. Our commitment to quality means that you can trust that you're getting the best possible part for your vehicle.

Used Auto Parts Satisfaction Guaranteed

30 Years In Business

Used Auto Parts Satisfaction Guaranteed

Largest Inventory In Houston

Used Auto Parts Satisfaction Guaranteed
Used Auto Parts Satisfaction Guaranteed

30 Years In Business

Used Auto Parts Satisfaction Guaranteed

Best Warranty Programs

Used Auto Parts Satisfaction Guaranteed

Largest Inventory In Houston

Best Warranty Programs

Used Engine
Used Transmission
used engines
used transmission

We Stock All Foreign and Domestic Vehicles

Get our latest news and promos

QUALITY ASSURED

Houston Engines Since 1989
Used Auto Parts Satisfaction Guaranteed

SATISFACTION GUARANTEED

Used Auto Parts Satisfaction Customer Support

UNPARALLELED SUPPORT

Used Auto Part Payments American Express
Used Auto Part Payments Discover
Used Auto Part Payments PayPal
Used Auto Part Payments Visa

Ship Used Auto Parts Fedex
Ship Auto Parts | USPS

Ship Used Auto Parts Fedex
Ship Used Auto Parts USPS
Houston Engines | Member of TARA
Houston Engines | Member of URG
Houston Engines | Automotive Recyclers Association

Houston Engines | Used Auto Parts
Houston Engines | Used Auto Parts

© 2024 Houston Engines | All Rights Reserved | Sitemap