1981 Mack R 6V-92N 9.0 Detroit Diesel Remanufactured Long Block Engine
DIESEL • Dyno Tested • Warranty Included

About This Detroit Diesel 6V-92N Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 1981 Mack R? US Engine Production offers premium remanufactured Detroit Diesel 6V-92N 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 Detroit Diesel 6V-92N Problems We Address
Our remanufacturing process specifically addresses these known issues with Detroit Diesel 6V-92N engines:
- EGR cooler failures
- Turbocharger actuator issues
- Injector problems causing white smoke
- Oil cooler failures
- Crankshaft position sensor failures
- DPF regeneration issues
Our technicians use updated components and improved techniques to prevent these common failures in your remanufactured engine.
Engine Specifications
Mack Vehicle Compatibility
Detroit Diesel 6V-92N 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: 1981 Mack R Detroit Diesel 6V-92N Remanufactured Engine
A remanufactured Detroit Diesel 6V-92N 9.0L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 1981 Mack R. The exact price depends on the specific configuration, condition of your core return, and current availability. For an accurate, no-obligation quote on a Detroit Diesel 6V-92N remanufactured long block for your 1981 Mack R, 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
"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."
"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."
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 Detroit Diesel 6V-92N 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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Other model years available for the Mack R
1983 Mack R
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1984 Mack R
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1984 Mack R
Mack E6 11.0L
1981 Mack R
Mack E4 7.8L
1985 Mack R
Mack EM6 11.0L
1985 Mack R
Mack EM6 11.0L
1982 Mack R
Mack EM6 11.0L
1984 Mack R
Mack EM6-L 11.0L
Vehicles with Detroit Diesel 6V-92N Engine
This same engine is also available for these vehicles
1987 Kenworth W900
6V-92N 9.0L DIESEL
1991 Gillig City Transit
6V-92N 9.0L DIESEL
1986 Ford CL9000
6V-92N 9.0L DIESEL
1992 Motor Coach Industries 102C3
6V-92N 9.0L DIESEL
1986 Western Star 4800
6V-92N 9.0L DIESEL
1986 Kenworth C500
6V-92N 9.0L DIESEL
1986 White WCS
6V-92N 9.0L DIESEL
1982 Kenworth K100
6V-92N 9.0L DIESEL
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1990 Mack CF
Mack E6 11.0L
1988 Mack RD
Mack EM6 11.0L
1992 Mack MH
Caterpillar 3406 14.6L
2005 Mack CV
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1995 Emergency One Emergency One
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1986 Ford F600
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2008 Freightliner FLD120
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Other diesel engines with similar specifications
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Buy Detroit Diesel 6V-92N Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Detroit Diesel long block engines. Our 6V-92N 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 1981 Mack Ror 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
