2012 Freightliner 114SD 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 2012 Freightliner 114SD? 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
Freightliner Vehicle Compatibility
Cummins ISC 8.3 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: 2012 Freightliner 114SD 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 2012 Freightliner 114SD. 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 2012 Freightliner 114SD, 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
"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."
"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."
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 Freightliner 114SD Engines
Other model years available for the Freightliner 114SD
2014 Freightliner 114SD
Cummins ISL 8.9 8.9L
2020 Freightliner 114SD
Cummins ISL 8.9 8.9L
2017 Freightliner 114SD
Cummins ISX 11.9G 11.9L
2018 Freightliner 114SD
Cummins ISL 8.9 8.9L
2016 Freightliner 114SD
Cummins ISL-G 8.9L
2013 Freightliner 114SD
Cummins ISL 8.9 8.9L
2016 Freightliner 114SD
Cummins ISL-G 8.9L
2019 Freightliner 114SD
Cummins ISL 8.9 8.9L
Vehicles with Cummins ISC 8.3 Engine
This same engine is also available for these vehicles
2006 Peterbilt 335
ISC 8.3 8.3L DIESEL
2009 Crane Carrier Low Entry
ISC 8.3 8.3L DIESEL
2003 Spartan Motors Metro Star
ISC 8.3 8.3L DIESEL
2011 Spartan Motors Metro Star
ISC 8.3 8.3L DIESEL
2018 Thomas Transit Liner
ISC 8.3 8.3L DIESEL
2016 Thomas Transit Liner
ISC 8.3 8.3L DIESEL
2013 Western Star 4700
ISC 8.3 8.3L DIESEL
2008 Autocar LLC. Xpeditor WXLL
ISC 8.3 8.3L DIESEL
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Browse other Freightliner models with remanufactured engines
2004 Freightliner Classic
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2017 Freightliner Sprinter 2500
Mercedes-Benz OM642 3.0L
1997 Freightliner FLD120
Detroit Diesel Series 55 12.0L
2007 Freightliner FLD120SD
Caterpillar C11 11.1L
2011 Freightliner M2 106
Mercedes-Benz MBE906 6.4L
2001 Freightliner Century Class
Cummins ISM 10.8 10.8L
2010 Freightliner Cascadia
Caterpillar C15 14.6L
2006 Freightliner XC Formed Rail
Caterpillar C7 7.2L
More Cummins Engines
Explore other Cummins engine models we carry
2006 Freightliner MB Line
Cummins ISB 5.9L DIESEL
1990 International 9400
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1982 Kenworth L700
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2011 Freightliner M2 106
Cummins ISB6.7-300 6.7L DIESEL
1995 Ford LTLS9000
Cummins N14 14.0L DIESEL
1998 Kenworth T600A
Cummins N14 14.0L DIESEL
1999 Motor Coach Industries 102EL3
Cummins M11 10.8L DIESEL
2014 Freightliner Cascadia
Cummins ISX 11.9G 11.9L CNG
Similar 8.3L DIESEL Engines
Other diesel engines with similar specifications
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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 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 2012 Freightliner 114SDor 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
