Product Description
The CPP 5.9 Cummins Workhorse Long Block Engine is built for reliability, towing, daily driving, and work truck applications. Designed for 2003-2007 Dodge Ram 2500 and 3500 trucks equipped with the common rail 5.9L Cummins diesel engine, this long block is ideal for customers looking for a dependable replacement engine built with real-world diesel experience.
Each 5.9 Cummins long block engine is built to order based on your truck, intended use, and component availability. Please contact CPP Diesel prior to ordering to confirm current availability, pricing, lead times, and build specifications.
Starting at $5,995, the CPP Workhorse Series offers a strong value for customers looking for a high-quality Cummins replacement engine without excessive pricing.
Built for Reliability and Daily Driving
The CPP Workhorse Series is designed as a reliable 5.9 Cummins stock replacement long block for customers who need a dependable engine for towing, commuting, work truck use, or restoring a failed engine.
With over 16 years of diesel engine building experience, CPP Diesel has built engines for daily drivers, tow rigs, work trucks, performance trucks, race trucks, and sled pulling applications.
Backed by a 1-Year Craftsmanship Warranty
CPP Diesel Workhorse long block engines are backed by a 1-year craftsmanship warranty for added peace of mind and confidence in your engine purchase.
Please contact CPP Diesel for complete warranty details, installation requirements, break-in procedures, and recommended supporting modifications.
Fitment
- 2003 Dodge Ram 2500 / 3500 5.9 Cummins
- 2004 Dodge Ram 2500 / 3500 5.9 Cummins
- 2005 Dodge Ram 2500 / 3500 5.9 Cummins
- 2006 Dodge Ram 2500 / 3500 5.9 Cummins
- 2007 Dodge Ram 2500 / 3500 5.9 Cummins
What’s Included
- Built-to-order 5.9 Cummins long block engine
- Engine block
- Crankshaft
- Connecting rods
- Pistons
- Cylinder head assembly
- Valvetrain components
What’s Not Included
- Turbocharger
- Fuel injectors
- Fuel injection pump
- External accessories
- Manifolds
- Sensors, wiring, and electronics
Built to Order – Contact Before Ordering
All CPP Cummins engines are built to order. Availability, lead times, and final build specifications may vary depending on parts availability, build schedule, and your intended application.
Please contact CPP Diesel before placing your order to confirm current availability, estimated build time, shipping details, and recommended supporting modifications.
Why Choose CPP Diesel?
- Over 16 years of diesel engine building experience
- Built for towing, work truck use, and daily driving
- Real-world diesel racing and sled pulling experience
- Backed by a 1-year craftsmanship warranty
- Built by diesel enthusiasts who understand Cummins engines
- Strong value compared to higher-priced competitor engines
Supporting Parts Recommended
- 5.9 Cummins Fuel Injectors
- 5.9 Cummins Turbochargers
- Cummins Fuel Injection Pumps
- Cummins Automatic Transmissions
- Cummins Manual Transmissions
Specifications for CPP 5.9 Cummins Workhorse Long Block
| Brand | CPP Diesel |
| Series | Workhorse Series |
| Engine Platform | 5.9L Common Rail Cummins |
| Years | 2003-2007 |
| Vehicle Fitment | Dodge Ram 2500 / 3500 |
| Engine Type | Long Block |
| Application | Stock replacement, towing, daily driving |
| Warranty | 1-Year Craftsmanship Warranty |
| Availability | Built to order - contact CPP Diesel before ordering |
FAQ
Is this engine built to order?
Yes. All CPP Cummins engines are built to order based on application, parts availability, and current build schedule.
Does this engine include a warranty?
Yes. This engine is backed by a 1-year craftsmanship warranty. Contact CPP Diesel for complete warranty information.
Is this a complete running engine?
No. This is a long block engine and does not include turbocharger, fuel system components, manifolds, or accessories unless otherwise stated.
Is this engine good for towing?
Yes. The Workhorse Series is designed for towing, daily driving, work truck use, and reliable stock replacement applications.
