2003 American LaFrance ALF Eagle ISC 8.3 8.3 Cummins Remanufactured Long Block Engine
DIESEL • Dyno Tested • Warranty Included

About This Cummins ISC 8.3 Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 2003 American LaFrance ALF Eagle? US Engine Production offers premium remanufactured Cummins ISC 8.3 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 ISC 8.3 Problems We Address
Our remanufacturing process specifically addresses these known issues with Cummins ISC 8.3 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
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 American LaFrance ALF Eagle Cummins ISC 8.3 Remanufactured Engine
A remanufactured Cummins ISC 8.3 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 American LaFrance ALF Eagle. 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 ISC 8.3 remanufactured long block for your 2003 American LaFrance ALF Eagle, call our engine specialists at (631) 991-7700 or request a quote online. We offer competitive pricing with free nationwide shipping.
What Our Customers Say
Trusted by thousands of customers nationwide
"Was worried about buying a remanufactured engine but these guys made it easy. Engine runs like new and the warranty gives me peace of mind."
"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."
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 ISC 8.3 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 American LaFrance ALF Eagle Engines
Other model years available for the American LaFrance ALF Eagle
2001 American LaFrance ALF Eagle
Cummins 6CT8.3 8.3L
2004 American LaFrance ALF Eagle
Caterpillar C12 12L
2007 American LaFrance ALF Eagle
Detroit Diesel Series 60 12.7L
1998 American LaFrance ALF Eagle
Caterpillar 3126 7.2L
2004 American LaFrance ALF Eagle
Cummins ISL 8.9 8.9L
2003 American LaFrance ALF Eagle
Caterpillar C12 12L
2008 American LaFrance ALF Eagle
Cummins ISL 8.9 8.9L
2006 American LaFrance ALF Eagle
Detroit Diesel Series 60 12.7L
Vehicles with Cummins ISC 8.3 Engine
This same engine is also available for these vehicles
2012 Freightliner Cascadia
ISC 8.3 8.3L DIESEL
2016 Thomas Saf-T-Liner
ISC 8.3 8.3L DIESEL
2011 Emergency One Emergency One
ISC 8.3 8.3L DIESEL
2014 Kenworth T370
ISC 8.3 8.3L DIESEL
2016 Freightliner M2 106
ISC 8.3 8.3L DIESEL
2004 El Dorado Escort RE
ISC 8.3 8.3L DIESEL
2015 Thomas Saf-T-Liner
ISC 8.3 8.3L DIESEL
2004 Workhorse Custom Chassis R20
ISC 8.3 8.3L DIESEL
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Browse other American LaFrance models with remanufactured engines
2008 American LaFrance Condor
Cummins ISL 8.9 8.9L
2002 American LaFrance Metropolitan
Caterpillar 3126 7.2L
2013 American LaFrance Condor
Cummins ISL-G 8.9L
2009 American LaFrance Condor
Cummins ISL 8.9 8.9L
2002 American LaFrance ALF Eagle
Cummins M11 10.8L
2001 American LaFrance ALF Eagle
Cummins ISL 8.9 8.9L
2006 American LaFrance ALF Eagle
Caterpillar C12 12L
2009 American LaFrance Condor
Cummins ISM 10.8 10.8L
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1998 Kenworth W900
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Buy Cummins ISC 8.3 Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Cummins long block engines. Our ISC 8.3 remanufactured long blocks for American LaFrance 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 American LaFrance ALF Eagleor 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.
