2003 Freightliner FL80 C8.3G 8.3 Cummins Remanufactured Long Block Engine
CNG • Dyno Tested • Warranty Included

About This Cummins C8.3G Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 2003 Freightliner FL80? US Engine Production offers premium remanufactured Cummins C8.3G 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 cng 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 C8.3G Problems We Address
Our remanufacturing process specifically addresses these known issues with Cummins C8.3G 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
Freightliner Vehicle Compatibility
Cummins C8.3G engines are commonly found in these Freightliner vehicles:
- Cascadia highway trucks
- Coronado classic trucks
- M2 106/112 medium-duty trucks
- 114SD severe-duty trucks
- Business Class trucks
- Sprinter vans
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: 2003 Freightliner FL80 Cummins C8.3G Remanufactured Engine
A remanufactured Cummins C8.3G 8.3L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 2003 Freightliner FL80. 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 C8.3G remanufactured long block for your 2003 Freightliner FL80, 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 C8.3G 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 Freightliner FL80 Engines
Other model years available for the Freightliner FL80
1994 Freightliner FL80
Cummins 6BT5.9 5.9L
2004 Freightliner FL80
Cummins C8.3G 8.3L
2004 Freightliner FL80
Cummins ISC 8.3 8.3L
1993 Freightliner FL80
Cummins 6BT5.9 5.9L
1999 Freightliner FL80
Cummins ISC 8.3 8.3L
1999 Freightliner FL80
Cummins ISC 8.3 8.3L
2001 Freightliner FL80
Caterpillar C10 10.3L
2002 Freightliner FL80
Cummins ISB 5.9 5.9L
Vehicles with Cummins C8.3G Engine
This same engine is also available for these vehicles
2000 New Flyer D30LF
C8.3G 8.3L CNG
2005 Orion Bus Orion V
C8.3G 8.3L CNG
2005 Autocar LLC. Xpeditor WXLL
C8.3G 8.3L CNG
2004 Autocar LLC. Xpeditor WXR
C8.3G 8.3L CNG
2002 El Dorado Transmark RE
C8.3G 8.3L CNG
2002 Freightliner FL70
C8.3G 8.3L CNG
2007 Autocar LLC. Xpeditor WXLL
C8.3G 8.3L CNG
2004 New Flyer C40
C8.3G 8.3L CNG
More Freightliner Engines
Browse other Freightliner models with remanufactured engines
2008 Freightliner FLD120SD
Detroit Diesel Series 60 14.0L
2008 Freightliner Cascadia
Caterpillar C15 14.6L
2018 Freightliner Sprinter 3500
Daimler OM651 2.1L
2013 Freightliner Columbia
Detroit Diesel Series 60 12.7L
2015 Freightliner Sprinter 3500
Mercedes-Benz OM642 3.0L
1983 Freightliner FLC120
Caterpillar 3406 14.6L
2022 Freightliner XC Lowered Rail
Cummins ISL 8.9 8.9L
2009 Freightliner FLD120
More Cummins Engines
Explore other Cummins engine models we carry
2012 Freightliner Business Class M2
Cummins ISC 8.3 8.3L DIESEL
2006 Van Hool C2045
Cummins C8.3 8.3L DIESEL
2013 Pierce Mfg. Inc. Saber
Cummins ISL 8.9 8.9L DIESEL
1989 International 2574
Cummins N14 14.0L DIESEL
1991 Dodge W250
Cummins 5.9L DIESEL
2003 Thomas Transit Liner
Cummins ISB 5.9L DIESEL
2014 Capacity Of Texas TJ9000
Cummins ISB 6.7 6.7L DIESEL
2014 Ram 3500
Cummins ETK 6.7L DIESEL
Similar 8.3L CNG Engines
Other cng engines with similar specifications
2001 Freightliner FC80
Cummins C8.3G CNG
2001 New Flyer C40
Cummins C8.3G CNG
2001 El Dorado E-Z Rider
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2002 Freightliner Condor
Cummins C8.3G CNG
2005 Freightliner FL50
Cummins C8.3G CNG
2005 Orion Bus Orion VII
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2001 Freightliner FL50
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2003 New Flyer C40LF
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Buy Cummins C8.3G Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Cummins long block engines. Our C8.3G remanufactured long blocks for Freightliner 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 2003 Freightliner FL80or 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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