ISB Cummins Engine for Sale Online – Purchase World-Class Diesel Power Today
You’ve come to the right place if you want to purchase a great quality ISB Cummins engine for sale online. We have more than sufficient ISB engines—5.9L and 6.7L models included—to purchase for trucks, buses, farm equipment, and industrial equipment. You can find a brand new, rebuilt, or remanufactured ISB Cummins engine here, and we offer our best prices.
This guide has it all on ISB Cummins engines, from specifications and advantages, applications and uses, and why purchasing from us online is the best thing for you. isb cummins engine for sale online
What Is the ISB Cummins Engine
The ISB Cummins engine is part of the Cummins’ family of B-Series diesel engines. The ISB engine is commercial fleets’ and heavy-duty use’s sweetheart due to its long reliability, fuel economy, and long-life performance. isb cummins engine for sale online
Two of the most commonly used models are:
ISB 5.9L (24-valent) – New model used in Dodge Ram trucks, transit buses, and medium-duty commercial trucks.
ISB 6.7L – Most current emissions-compliant engine used in new model Ram trucks, transit buses, RVs, and many other heavy-duty uses.
Whether your use is a replacement of a totaled motor or an upgrade for better gas mileage to a more powerful engine, the ISB line brings legendary Cummins power with next-generation convenience. isb cummins engine for sale online
Why an ISB Cummins Engine?
1. Rock-solid Reliability
Cummins engines have a reputation for being reliable. ISB engine has been tested in the field and validated under real-world operating conditions for decades and depended on by big fleets worldwide. isb cummins engine for sale online
2. Fuel Efficiency
ISB engines are incredible miles per gallon, ideal for long-haul applications where each gallon counts.
3. Power & Torque
ISB engine delivers great torque at low RPMs, which means better towing capacity and acceleration with heavy loads. isb cummins engine for sale online
4. Emissions Compliance
The 6.7L ISB models meet EPA standards using EGR, DPF, and SCR technologies—perfect for commercial applications in regulated zones.
5. Parts Availability
Cummins engines are widely supported, so you’ll always find replacement parts and service options across the country.
ISB Cummins Engine Applications
Our ISB Cummins engines for sale online can be used in:
- Dodge Ram 2500 & 3500 pickup trucks
- Medium-duty trucks (Freightliner, International, etc.)
- Transit and school buses
- Construction and agricultural equipment
- RVs and motorhomes
- Marine boats (some of them are modified models)
- Stationary engines and generators
Don’t know what engine is in your truck? Call us—we’ll get you the right fit. isb cummins engine for sale online
ISB 5.9L vs. ISB 6.7L – What’s Different?
ISB 5.9L Engine:
- Displacement: 5.9 liters
- Max Power: ~325 hp
- Torque: Up to 610 lb-ft
- Mechanical or electronically controlled models available
- Easier to work on and tune
- No complex emissions systems (pre-2007)
ISB 6.7L Engine:
- Displacement: 6.7 liters
- Max Power: 360+ hp
- Torque: Up to 800 lb-ft
- With DPF, EGR, and SCR systems
- Improved cleaner exhaust emissions and improved fuel economy
- High-performance electronic control unit (ECU)
You can purchase an off-road, farm, or older trucks engine and utilize the 5.9L fine. In case you require emissions certification for a new truck or trucks fleet, utilize the 6.7L. isb cummins engine for sale online
Why Purchase ISB Cummins Engines from Us Online
We’re not listers of engines—we have ISB Cummins engines for sale for shipping. Here’s why we can be trusted: isb cummins engine for sale online
✅ Multiple Engine Options
- Remanufactured
- Rebuilt
- Low-mile used or brand new
- Long block or full drop-in replacements
✅ Quality Control & Inspection
We inspect, test, and quality-check all of our engines for run condition. We don’t send out junk.
✅ Warranty Included
We guarantee our product. Our engines are typically warrantied 6 to 24 months.
✅ Quick Shipping
We provide national shipping with rush shipping available. Your engine will arrive on time and well packaged.
✅ Expert Support
We employ diesel engine specialists to take your calls and provide fitment, installation, or other assistance to answer your questions.
Buying Process – How It Works
Shop Our ISB Cummins Engine Inventory Online
Choose the model, configuration, and condition best suited for your application.
Get Expert Help
Not sure of the model your truck requires? Call us. We will verify fitment by VIN or engine serial number.
Order Your Parts
Secure checkout and simple payment.
Shipping & Delivery
We coordinate expedient shipping to you—home or office.
Installation Assistance
Need a certified shop? We can refer you to qualified diesel shops in your location.
ISB Cummins Engine Price
ISB Cummins engine price varies on:
- Engine model (5.9L or 6.7L)
- Condition (new, rebuilt, remanufactured)
- Configuration (long block vs. complete drop-in)
- Warranty coverage
Here are some example price ranges:
- ISB 5.9L Reman Engine: $4,000 – $6,500
- ISB 6.7L Reman Engine: $5,500 – $9,000
- Used Take-Out Engines: $2,500 – $4,500 (tested and verified)
Contact us for a custom quote—especially if you’re buying multiple units or need fleet solutions.
What’s Included With Your Engine?
Most of our ISB Cummins engines for sale come with:
- Assembled long block (block, crankshaft, pistons, camshaft, head, valves)
- Fuel system parts, such as pump – model specific, injectors
- Turbocharger (complete assemblies)
- Valve cover and timing cover
- Front gear train and oil pan
- Valve cover and oil pan
Drop-in engines also come with some other accessories like the intake manifold, exhaust manifold, sensors, and wiring harness.
If you’ve got something particular in mind—a crate engine or long block only, for example—just pick up the phone and give us a call, and we’ll assist you.
Standard ISB Cummins Engine Part Numbers
We stock ISB engines that duplicate the most in-demand part numbers, such as:
5.9L ISB: 3943370, 3944124, 3949860, 4988747, 5287555
6.7L ISB: 5266673, 4993129, 5293538, 5317106, 5413782
If you are not listed with your part number, give us a call—we can normally cross-reference and match what you are looking for.
Customer Reviews
“I purchased a reman ISB 6.7 engine here and couldn’t be more satisfied. Quick shipping, engine purrs like new, and customer service was superb.”
— James H., California
“Needed a 5.9L ISB to install in my farm truck. These people knew just what I was looking for. Engine came ready to install, no issues.”
— Miguel R., Texas
“I have a fleet of delivery trucks and buy engines on a regular basis. They always provide me excellent ISB engines with no hidden surprises.”
— Derrick F., Ohio
Installation Tips for Your New ISB Cummins Engine
- Always pre-condition the oil system before first start
- Replace all the gaskets, filters, and liquids
- Check new or clean fuel injectors
- Relearn or reprogram ECU if necessary
- Use only OEM or Cummins-approved parts
We can walk you through the install or refer you to certified installers if necessary
Buy Your ISB Cummins Engine Online Today
Don’t take a chance on untested second-hand engines from some unknown person. Purchase your ISB Cummins engine online from an experienced supplier of quality, service, and guaranteed shipping.
From a farm pickup to a construction company fleet, or a commercial bus business, the ISB Cummins engine is a strong, hard-working companion you can depend on. We sell out in minutes, so order now or get a free quote.
📞 Call us now or 🛒 order online – your ISB Cummins engine is just one click away!
Frequently Asked Questions (FAQ)
Q: Do you ship ISB Cummins engines worldwide?
Q: Do you ship out?
A: Yes, we do ship out. Send email for shipping quote.
Q: Do you compression test your engines before shipping them out?
A: Yes, all engines are compression tested and inspected to ensure that they are in working condition.
Q: Do I get the engine back if it doesn’t fit?
A: We try fitment before you purchase, but we do accept return in certain cases. See our return policy or email support.
Q: What is warranty on the engine?
A: All engines come with a 6–24 month warranty depending on type and condition. These conditions are detailed with each listing. isb cummins engine for sale online