2011 Peterbilt 320 ISL 8.9 8.9 Cummins Remanufactured Long Block Engine
DIESEL • Dyno Tested • Warranty Included

About This Cummins ISL 8.9 Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 2011 Peterbilt 320? US Engine Production offers premium remanufactured Cummins ISL 8.9 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 ISL 8.9 Problems We Address
Our remanufacturing process specifically addresses these known issues with Cummins ISL 8.9 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 ISL 8.9 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: 2011 Peterbilt 320 Cummins ISL 8.9 Remanufactured Engine
A remanufactured Cummins ISL 8.9 8.9L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 2011 Peterbilt 320. 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 ISL 8.9 remanufactured long block for your 2011 Peterbilt 320, 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
"Fast shipping and the engine was exactly as described. Installation went smoothly and it's been running great for 6 months now."
"Great experience from start to finish. The price was competitive and the quality exceeded my expectations. Will definitely buy again."
"Needed an engine fast for my work truck. They had it in stock and shipped same day. Engine is running perfectly. Highly recommend!"
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 ISL 8.9 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
Related Diesel Engines
Explore more remanufactured engines from our database of 473,000+ engines
More Peterbilt 320 Engines
Other model years available for the Peterbilt 320
1991 Peterbilt 320
Caterpillar 3306 10.5L
2010 Peterbilt 320
Cummins ISL-G 8.9L
2003 Peterbilt 320
Caterpillar C7 7.2L
1990 Peterbilt 320
Caterpillar 3406 14.6L
2003 Peterbilt 320
Cummins ISC 8.3 8.3L
1995 Peterbilt 320
Caterpillar 3306 10.5L
1987 Peterbilt 320
Caterpillar 3306 10.5L
2014 Peterbilt 320
Cummins ISL-G 8.9L
Vehicles with Cummins ISL 8.9 Engine
This same engine is also available for these vehicles
2002 Sterling Truck A9500
ISL 8.9 8.9L DIESEL
2006 Pierce Mfg. Inc. Quantum
ISL 8.9 8.9L DIESEL
2020 Freightliner XC Raised Rail
ISL 8.9 8.9L DIESEL
2018 Freightliner 108SD
ISL 8.9 8.9L DIESEL
2010 Pierce Mfg. Inc. Saber
ISL 8.9 8.9L DIESEL
2005 Freightliner Columbia
ISL 8.9 8.9L DIESEL
2014 Peterbilt 365
ISL 8.9 8.9L DIESEL
2004 Kenworth W900
ISL 8.9 8.9L DIESEL
More Peterbilt Engines
Browse other Peterbilt models with remanufactured engines
2018 Peterbilt 567
Cummins ISX 11.9 11.9L
1990 Peterbilt 320
Caterpillar 3406 14.6L
1995 Peterbilt 357
Caterpillar 3176 10.3L
1998 Peterbilt 379
Cummins Signature 600 15.0L
1994 Peterbilt 320
Caterpillar 3306 10.5L
2003 Peterbilt 379
Caterpillar C15 14.6L
1990 Peterbilt 377
Caterpillar 3306 10.5L
1993 Peterbilt 372
Caterpillar 3176 10.3L
More Cummins Engines
Explore other Cummins engine models we carry
2013 Peterbilt 579
Cummins ISX 15.0 15.0L DIESEL
2012 Freightliner M2 106
Cummins ISB6.7-220 6.7L DIESEL
2000 Freightliner XB Line
Cummins 6BT5.9 5.9L DIESEL
2001 Freightliner Century Class
Cummins ISB 3.9L DIESEL
1994 International 9300
Cummins N14 14.0L DIESEL
1986 White WXLL
Cummins L10 10.0L DIESEL
2010 Dodge Ram 3500
Cummins ETJ 6.7L DIESEL
2024 Peterbilt 567
Cummins ISX 15.0 15.0L DIESEL
Similar 8.9L DIESEL Engines
Other diesel engines with similar specifications
2013 Freightliner M2 112
Cummins ISL 8.9 DIESEL
2015 Peterbilt 348
PACCAR PX-9 DIESEL
2008 Roadmaster Rail S-Monocoque
Cummins ISL 8.9 DIESEL
2004 Spartan Motors K2
Cummins ISL 8.9 DIESEL
2006 Kenworth W900
Cummins ISL 8.9 DIESEL
2021 Freightliner XC Raised Rail
Cummins ISL 8.9 DIESEL
2010 Pierce Mfg. Inc. Arrow XT
Cummins ISL 8.9 DIESEL
2024 Freightliner M2 106
Cummins ISL 8.9 DIESEL
Recently Viewed Engines
Related Searches
Buy Cummins ISL 8.9 Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Cummins long block engines. Our ISL 8.9 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 2011 Peterbilt 320or 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.
PROPOSITION 65 WARNING
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
