Remanufactured Long Block
Warranty Included

2003 Ford F-350 Super Duty 6 Remanufactured Long Block Engine

DIESEL • Dyno Tested • Warranty Included

2003 Ford F-350 Super Duty remanufactured long block engine

About This Remanufactured Long Block

Looking for a quality remanufactured long block engine for your 2003 Ford F-350 Super Duty? US Engine Production offers premium remanufactured 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 Problems We Address

Our remanufacturing process specifically addresses these known issues with engines:

  • Fuel injector failures affecting performance
  • Turbocharger wear and failures
  • EGR system problems
  • Glow plug failures in cold weather
  • Fuel pump issues
  • Head gasket failures from overheating

Our technicians use updated components and improved techniques to prevent these common failures in your remanufactured engine.

Engine Specifications

Year
2003
Make
Ford
Model
F-350 Super Duty
Engine
N/A
Displacement
6L
Fuel Type
DIESEL

Ford Vehicle Compatibility

engines are commonly found in these Ford vehicles:

  • F-150, F-250, F-350, F-450, F-550 pickup trucks
  • E-Series vans (E-150, E-250, E-350, E-450)
  • Expedition and Excursion SUVs
  • Ranger and Bronco models
  • Transit and Transit Connect vans
  • Mustang and performance vehicles

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 Ford F-350 Super Duty Remanufactured Engine

A remanufactured 6L engine typically costs 40-60% less than a brand new engine from the dealer, making it the most cost-effective option for your 2003 Ford F-350 Super Duty. The exact price depends on the specific configuration, condition of your core return, and current availability. For an accurate, no-obligation quote on a this engine remanufactured long block for your 2003 Ford F-350 Super Duty, 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

"Great experience from start to finish. The price was competitive and the quality exceeded my expectations. Will definitely buy again."

David L.Michigan • 2016 Freightliner Cascadia

"Needed an engine fast for my work truck. They had it in stock and shipped same day. Engine is running perfectly. Highly recommend!"

James K.Arizona • 2013 GMC Sierra 3500HD

"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."

Mike R.Texas • 2015 Ford F-350

Warranty & Quality Assurance

Comprehensive warranty coverage
Dyno tested for performance
Quality certified to OEM specs
Technical support included
Core return shipping label
Installation guidelines provided

Core Return Required: A refundable core deposit is required. We provide a prepaid shipping label for your old engine core return.

REMANUFACTURED LONG BLOCK
Starting at
$10,500
Free Shipping • Warranty Included
Call for Best Price
(631) 991-7700
Speak to an engine specialist

Call us for the best price on this remanufactured long block. Prices may vary based on configuration.

Why US Engine Production?

  • 40+ years of experience
  • 473,000+ engines in database
  • Nationwide shipping
  • Expert technical support
  • Quality guaranteed

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Buy Remanufactured Long Block Engines

US Engine Production is your trusted source for remanufactured long block engines. Our remanufactured long blocks for Ford 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 Ford F-350 Super Dutyor 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.