2001 Peterbilt 379 KT19 18.8 Cummins Remanufactured Long Block Engine
DIESEL • Dyno Tested • Warranty Included

About This Cummins KT19 Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 2001 Peterbilt 379? US Engine Production offers premium remanufactured Cummins KT19 long block engines that meet or exceed OEM specifications. Our remanufactured long blocks are completely disassembled, cleaned, inspected, and rebuilt using new components where necessary.
Every remanufactured diesel long block undergoes rigorous dynamometer testing to ensure optimal performance. With over 40 years of experience and a database of 473,000+ engines, we're America's trusted source for remanufactured long block engines.
Common Cummins KT19 Problems We Address
Our remanufacturing process specifically addresses these known issues with Cummins KT19 engines:
- EGR cooler failures leading to coolant leaks
- Turbocharger actuator issues causing reduced power
- Fuel injector problems resulting in rough idle
- Head gasket failures from overheating
- Crankshaft position sensor failures
- Oil dilution from regeneration cycles
Our technicians use updated components and improved techniques to prevent these common failures in your remanufactured engine.
Engine Specifications
Peterbilt Vehicle Compatibility
Cummins KT19 engines are commonly found in these Peterbilt vehicles:
- Model 579 highway trucks
- Model 389 classic trucks
- Model 567 vocational trucks
- Model 520 refuse trucks
- Model 348 medium-duty trucks
- Model 337 delivery trucks
What's Included With Your Remanufactured Long Block
Complete long block assembly with all new/remanufactured components
Core Components
- Remanufactured Engine Block
Cleaned, inspected, and machined to OEM specifications
- New Pistons & Rings
Premium quality pistons with new ring sets
- Reground Crankshaft
Precision ground to factory tolerances
- New Main Bearings
OEM-spec main bearings for proper clearance
- New Rod Bearings
Connecting rod bearings replaced
- New Camshaft
New or reground camshaft (where applicable)
Timing Components
- New Timing Chain/Belt
Complete timing set included
- New Timing Gears/Sprockets
All timing components replaced
- New Tensioners & Guides
Timing tensioners and guides included
Valvetrain
- New Lifters/Tappets
Hydraulic or solid lifters replaced
- Reconditioned Cylinder Head(s)
Heads resurfaced and pressure tested
- New Valve Seals
All valve stem seals replaced
Seals & Lubrication
- New Oil Pump
Oil pump replaced for proper lubrication
- New Gasket Set
Complete gasket set included
- New Front & Rear Seals
All main seals replaced
- New Freeze Plugs
Core plugs replaced
Frequently Asked Questions: 2001 Peterbilt 379 Cummins KT19 Remanufactured Engine
A remanufactured Cummins KT19 18.8L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 2001 Peterbilt 379. The exact price depends on the specific configuration, condition of your core return, and current availability. For an accurate, no-obligation quote on a Cummins KT19 remanufactured long block for your 2001 Peterbilt 379, call our engine specialists at (631) 991-7700 or request a quote online. We offer competitive pricing and fast delivery.
What Our Customers Say
Trusted by thousands of customers nationwide
"Needed an engine fast for my work truck. They had it in stock and shipped same day. Engine is running perfectly. Highly recommend!"
"Excellent quality engine at a great price. The team was very helpful in finding the right engine for my truck. Shipped fast and arrived in perfect condition."
"I've bought several engines from US Engine Production over the years. Always top quality and their customer service is the best in the business."
Warranty & Quality Assurance
Core Return Required: A refundable core deposit is required. We provide a prepaid shipping label for your old engine core return.
Call us for the best price on this Cummins KT19 remanufactured long block. Prices may vary based on configuration.
Email: [email protected]
Why US Engine Production?
- 40+ years of experience
- 473,000+ engines in database
- Nationwide shipping
- Expert technical support
- Quality guaranteed
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More Peterbilt 379 Engines
Other model years available for the Peterbilt 379
1990 Peterbilt 379
Caterpillar 3406 14.6L
1994 Peterbilt 379
Caterpillar 3406 14.6L
2006 Peterbilt 379
Caterpillar C16 15.8L
1987 Peterbilt 379
Cummins N14 14.0L
2001 Peterbilt 379
Caterpillar C12 12.0L
1997 Peterbilt 379
Detroit Diesel Series 60 12.7L
2004 Peterbilt 379
Caterpillar 3406 14.6L
1989 Peterbilt 379
Cummins N14 14.0L
Vehicles with Cummins KT19 Engine
This same engine is also available for these vehicles
1991 Western Star 6900
KT19 18.8L DIESEL
1980 Peterbilt 282
KT19 18.8L DIESEL
1987 Freightliner FLT086
KT19 18.8L DIESEL
1990 Kenworth T800
KT19 18.8L DIESEL
1988 Peterbilt 362
KT19 18.8L DIESEL
1981 Kenworth W900
KT19 18.8L DIESEL
1988 Kenworth K100E
KT19 18.8L DIESEL
1990 Kenworth T800
KT19 18.8L DIESEL
More Peterbilt Engines
Browse other Peterbilt models with remanufactured engines
1999 Peterbilt 378
Cummins N14 14.0L
1991 Peterbilt 377
Caterpillar 3306 10.5L
1987 Peterbilt 349
Cummins N14 14.0L
1992 Peterbilt 357
Cummins N14 14.0L
1992 Peterbilt 362
Detroit Diesel Series 60 12.7L
1985 Peterbilt 349
Cummins N14 14.0L
1997 Peterbilt 378
Caterpillar 3306 10.5L
1984 Peterbilt 353
Caterpillar 3306 10.5L
More Cummins Engines
Explore other Cummins engine models we carry
2000 Ford F650
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1981 Kenworth K100
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1987 International 2574
Cummins N14 14.0L DIESEL
1988 Ford LTL9000
Cummins L10 10.0L DIESEL
2002 Western Star 4900FA
Cummins ISX 15.0 15.0L DIESEL
1997 Blue Bird SHL TC2000
Cummins 6BT5.9 5.9L DIESEL
2013 Kenworth T800
Cummins ISX 15.0 15.0L DIESEL
2006 Freightliner MB Line
Cummins B5.9G 5.9L CNG
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Buy Cummins KT19 Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Cummins long block engines. Our KT19 remanufactured long blocks for Peterbilt vehicles include all new internal components including pistons, rings, bearings, timing components, and gaskets. Every long block is dyno tested and backed by our 1-year, unlimited mileage warranty. Whether you need a replacement long block engine for your 2001 Peterbilt 379or any other application, our team of experts is ready to help. Call us at (631) 991-7700 or email [email protected] for a free quote today.
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WARNING: Crude oil, gasoline, diesel fuel and other petroleum products can expose you to chemicals including toluene and benzene, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov
