Used 4BT Cummins for Sale – Compact Power for Conversions
Used 4BT Cummins for Sale – Compact Power for Conversions
When you want the finest engine swap or best-in-class upgrade for your endeavor, few options are as trusted as the 4BT Cummins. At Best Auto Mortors, we’re committed to giving you the top-of-the-line used 4BT Cummins engines for sale, compact power and unparalleled reliability in every package. From building a custom truck to off-road conversion or even a marine application, our 4BT Cummins engines are ready to power your imagination.
Here, we’re going to discuss everything you need to know about the 4BT Cummins engine, its advantages to conversions, and why buying from us ensures maximum performance and value.
What Is the 4BT Cummins Engine?
The 4BT Cummins (officially “4-cylinder B-Series Turbocharged”) is a 3.9-liter inline-four diesel engine. Derived from the legendary 6BT Cummins (commonly referred to as the 12-valve Cummins), the 4BT provides all the tough durability and power of its bigger brother but in a lighter, more compact package.
Basic Specs:
- Displacement: 3.9 liters (238 cubic inches)
- Configuration: Inline 4-cylinder
- Fuel: Diesel
- Turbocharged
- Power Output: Generally between 105–140 horsepower
- Torque: Approximately 265–350 lb-ft, depending on configuration
The 4BT is known for its simplicity, mechanical fuel injection, and minimal electronic components, making it incredibly popular for swaps and off-road conversions.
Why the 4BT Cummins Is Perfect for Conversions
If you’re considering a conversion project, the used 4BT Cummins engines for sale at F.M Continental Business Ltd are an ideal choice. Here’s why:
- Compact Size and Light Weight
Compared to large diesel engines, the 4BT is compact and not very heavy, making it easy to install in a wide variety of vehicles — from Jeeps and Land Cruisers to older Ford F-150s and Chevrolet 1500s. - Great Reliability
The 4BT is built for commercial use, originally designed for delivery trucks and heavy machinery. It’s made to withstand high hours of use with minimal maintenance. - Simplicity
With its mechanical injection system, the 4BT is easy to repair. No complex computers or sensors are needed. This makes troubleshooting and maintenance much easier, especially for DIY builders and off-road enthusiasts. - Excellent Fuel Economy
The 4BT has excellent fuel economy when compared to gasoline engines. This can lead to enormous savings in the long run, especially in cars used for daily driving or long-distance travel.
Applications: What Do You Swap a 4BT Cummins Into?
When you buy a pre-owned 4BT Cummins from F.M Continental Business Ltd, you’re opening the gates to possibilities abounds. Listed below are a few of the most popular swap applications:
- Jeeps – CJ and Wrangler models in particular
- Chevrolet and GMC Trucks – 1500, 2500 series
- Ford Trucks – F-150, F-250, Broncos
- Toyota Land Cruisers – FJ40, FJ60
- Vans and Step Vans – Ideal for DIY camper vans
- Off-road rigs – Rock crawlers and mud trucks
- Marine use – Commercial boats and small craft
We are able to guide you in the choice of the perfect 4BT Cummins engine for your application.
Why Buy Your 4BT Cummins Engine from F.M Continental Business Ltd?
We at F.M Continental Business Ltd are passionate about supplying top-quality used 4BT Cummins engines for sale. Read on to understand why we stand out:
Rigorously Tested Engines
All of our engines are run thoroughly, cleaned, and inspected by expert mechanics. We ensure each one of our 4BT Cummins engines sold is in working condition on day one.
Complete Packages
Our 4BT engines come equipped with all the major accessories including:
- Turbocharger
- Injection pump
- Alternator
- Starter motor
Everything you need to get started on your swap project will be included, sparing you the hassle of having to purchase additional parts.
Competitive Pricing
We offer some of the lowest prices in the industry. Buying a used 4BT Cummins from us saves you thousands compared to buying new — without sacrificing quality.
Warranty and Guarantees
We stand behind every engine we sell. Our 4BT Cummins engines are supported by:
- 6-month guarantee
- 30-day money-back guarantee
- Free return of goods
Expert Support
Need a suggestion on which 4BT is most suitable for you? Our knowledgeable staff is here to help with recommendations and suggestions based on your specific project.
- Our Current Inventory – 4BT Cummins Engines for Sale
We currently have a number of used 4BT Cummins engines in inventory:
- 4BT with approximately 50,000 miles – Extremely good condition – Contact for price
- 4BT with approximately 80,000 miles – Great value for cost-sensitive builds – Contact for price
- 4BT Rebuilt Engines – Full overhauls to OEM specifications – Call for quote
Inventory is moving fast, so call today and place an engine order!
Shipping and Delivery Choices
We keep it simple and make shipping budget-friendly so you can receive your engine:
- 50% discount on shipping fees
- Rapid shipping across the country
- International delivery
Once you’ve selected your engine, simply add your ship-to address, and we’ll generate a thorough shipping estimate. We offer expedited handling so you can get started sooner.
Customer Reviews
This is what some of our recent customers had to say:
“I installed an F.M Continental Business Ltd 4BT into my Jeep Wrangler. It’s a monster now! Good service and great engine.” – Kevin R.
“They have their engines clean and ready to roll. I saved a lot from what I was going to pay from other sellers. Highly recommend F.M Continental Business Ltd!” – Marcus L.
“Much appreciated for the quick delivery and excellent communication. My Ford F-150 swap was perfect!” – John D.
How to Order Your 4BT Cummins Engine
Ready to install powerful diesel power in your project? Ordering is easy!
- Contact Us – Call to ask about current inventory and your project needs.
- Select Your Engine – Choose available mileage and condition options.
- Get a Shipping Quote – Enter your delivery location.
- Place Your Order – We’ll guide you through payment and shipping information.
Contact us today:
Website: https://bestautomobileparts.com
Email: info@bestautomobileparts.com
Conclusion: Get Your Used 4BT Cummins Today!
The 4BT Cummins engine remains among the best diesel swap options available today, having incredible durability, compact packaging, and straightforward mechanics. You may be building a tough off-roader, converting a van, or beefing up a work truck; we have the perfect used 4BT Cummins for sale that will serve your needs.
Don’t wait — call us today to place your order for your 4BT Cummins engine and power your project to success!
Mercedes-Benz M178/M177/M176 engine

