1983 Mack RWS N14 14 Cummins Remanufactured Long Block Engine
DIESEL • Dyno Tested • Warranty Included

About This Cummins N14 Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 1983 Mack RWS? US Engine Production offers premium remanufactured Cummins N14 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 N14 Problems We Address
Our remanufacturing process specifically addresses these known issues with Cummins N14 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
Mack Vehicle Compatibility
Cummins N14 engines are commonly found in these Mack vehicles:
- Anthem highway trucks
- Pinnacle sleeper trucks
- Granite vocational trucks
- TerraPro refuse trucks
- LR refuse trucks
- MD Series medium-duty 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: 1983 Mack RWS Cummins N14 Remanufactured Engine
A remanufactured Cummins N14 14L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 1983 Mack RWS. 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 N14 remanufactured long block for your 1983 Mack RWS, 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 N14 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 Mack RWS Engines
Other model years available for the Mack RWS
1984 Mack RWS
Mack E9 16.4L
1985 Mack RWS
Mack E6 11L
1984 Mack RWS
Mack EM6 11L
1982 Mack RWS
Mack EM6 11L
1985 Mack RWS
Mack E6 11L
1983 Mack RWS
Mack E6 11L
1984 Mack RWS
Mack E6 11L
1981 Mack RWS
Mack EM6 11L
Vehicles with Cummins N14 Engine
This same engine is also available for these vehicles
1984 International F5070
N14 14L DIESEL
1997 Ford AT9513
N14 14L DIESEL
1985 Autocar ACL
N14 14L DIESEL
1993 White/GMC WCM
N14 14L DIESEL
1989 Ford LTA9000
N14 14L DIESEL
1986 Kenworth T600A
N14 14L DIESEL
1981 Peterbilt 362
N14 14L DIESEL
1996 Ford LS9000
N14 14L DIESEL
More Mack Engines
Browse other Mack models with remanufactured engines
2000 Mack MR
Mack E7 11.9L
1996 Mack RB
Mack EM7 11.9L
1981 Mack DM
Mack EM6 11L
1987 Mack U
Mack E6 11L
1990 Mack MH
Mack E7 11.9L
1983 Mack R
Mack EM6 11L
1984 Mack MR
Mack EM6 11L
2016 Mack CXU
Mack MP7 10.8L
More Cummins Engines
Explore other Cummins engine models we carry
2011 Freightliner M2 106
Cummins ISB6.7-240 6.7L DIESEL
1997 Peterbilt 379
Cummins N14 14L DIESEL
1995 Kenworth T800
Cummins L10 10L DIESEL
2009 Spartan Motors Mountain Master
Cummins ISL 8.9 8.9L DIESEL
1985 Autocar DS
Cummins N14 14L DIESEL
1988 Mack MH
Cummins N14 14L DIESEL
1988 White WCL
Cummins N14 14L DIESEL
2016 Freightliner M2 112
Cummins ISL-G 8.9L CNG
Similar 14L DIESEL Engines
Other diesel engines with similar specifications
1998 International 9400
Cummins N14 DIESEL
1993 Emergency One Emergency One
Cummins N14 DIESEL
2002 Freightliner Classic XL
Cummins N14 DIESEL
1989 International F2674
Cummins N14 DIESEL
1997 Ford A9513
Cummins N14 DIESEL
1984 White WHS
Cummins N14 DIESEL
1992 Kenworth K100E
Cummins N14 DIESEL
2008 Western Star 4900SA
Detroit Diesel Series 60 DIESEL
Recently Viewed Engines
Related Searches
Buy Cummins N14 Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Cummins long block engines. Our N14 remanufactured long blocks for Mack 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 1983 Mack RWSor 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.
