1990 Thomas School Bus 3208 10.4 Caterpillar Remanufactured Long Block Engine
DIESEL • Dyno Tested • Warranty Included

About This Caterpillar 3208 Remanufactured Long Block
Looking for a quality remanufactured long block engine for your 1990 Thomas School Bus? US Engine Production offers premium remanufactured Caterpillar 3208 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 Caterpillar 3208 Problems We Address
Our remanufacturing process specifically addresses these known issues with Caterpillar 3208 engines:
- Injector o-ring failures causing fuel leaks
- HEUI pump failures affecting fuel delivery
- Turbocharger wastegate issues
- Cylinder liner pitting from coolant contamination
- Oil cooler failures
- ECM sensor failures
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: 1990 Thomas School Bus Caterpillar 3208 Remanufactured Engine
A remanufactured Caterpillar 3208 10.4L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 1990 Thomas School Bus. The exact price depends on the specific configuration, condition of your core return, and current availability. For an accurate, no-obligation quote on a Caterpillar 3208 remanufactured long block for your 1990 Thomas School Bus, 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 Caterpillar 3208 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 Thomas School Bus Engines
Other model years available for the Thomas School Bus
1989 Thomas School Bus
Cummins 6CT8.3 8.3L
1991 Thomas School Bus
Cummins 6CT8.3 8.3L
1991 Thomas School Bus
Caterpillar 3208 10.4L
2006 Thomas School Bus
Cummins ISC 8.3 8.3L
1991 Thomas School Bus
Caterpillar 3116 6.6L
1990 Thomas School Bus
Cummins 6CT8.3 8.3L
1988 Thomas School Bus
Caterpillar 3208 10.4L
2000 Thomas School Bus
Caterpillar 3126B 7.2L
Vehicles with Caterpillar 3208 Engine
This same engine is also available for these vehicles
1981 Mack MR
3208 10.4L DIESEL
1988 Peterbilt 357
3208 10.4L DIESEL
1986 Oshkosh Motor Truck Co. P
3208 10.4L DIESEL
1980 GMC C7000
3208 10.4L DIESEL
1983 Ford C7000
3208 10.4L DIESEL
1988 Autocar DK
3208 10.4L DIESEL
1987 Autocar DK
3208 10.4L DIESEL
1990 Pierce Mfg. Inc. Open Cab
3208 10.4L DIESEL
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2000 Thomas Saf-T-Liner
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1991 Thomas Bus
Cummins 6BT5.9 5.9L
2017 Thomas Saf-T-Liner
Cummins ISB6.7 6.7L
2010 Thomas Transit Liner
Mercedes-Benz MBE904 4.3L
2011 Thomas Transit Liner
Cummins ISC 8.3 8.3L
2001 Thomas Transit Liner
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1988 Kenworth C550
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2009 Chevrolet C6500 Kodiak
Caterpillar C7 7.2L DIESEL
2008 International 5600i
Caterpillar C15 15.2L DIESEL
1995 Ottawa YT30
Caterpillar 3116 6.6L DIESEL
1994 Ford LN9000
Caterpillar 3406 14.6L DIESEL
2007 Freightliner Columbia
Caterpillar C11 11.1L DIESEL
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Buy Caterpillar 3208 Remanufactured Long Block Engines
US Engine Production is your trusted source for remanufactured Caterpillar long block engines. Our 3208 remanufactured long blocks for Thomas 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 1990 Thomas School Busor 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
