Unlimited Diesel Stock AD Fuel Injector Set

Fully remanufactured Stock AD Powerstroke 7.3L fuel injectors with better than OEM specifications and tolerances for longer injector life for 1999.5-2003 trucks built after 12/07/1998.

Each Unlimited Diesel Performance Powerstroke fuel injector:

• Includes NEW Tungsten coated Plunger & Barrel assemblies
• Inlcudes NEW Nozzles
• Has o-rings replaced, and new nozzle springs installed
• Solenoids are all inspected for proper resistance
• Cores thoroughly cleaned using a Pro Ultrasonics cleaning unit for a super clean injector body.
• Injector clearances reset to proprietary specs
• Is bench tested at a full range of RPMS and oil pressures
• Is backed by Unlimited Diesel's limited lifetime warranty

Common Issues that require Powerstroke fuel injector replacement:

• Plugged Nozzles
• Blowby from Nozzle Pintle
• Scored Plungers and Barrels
• Broken Plunger Spring
• Broken Nozzle Spring
• Blown Internal Orings
• Blown External Orings
• Scored Poppet Valves
• Worn Armature Clearances
• Armature contacting solenoid
• Loose adapter plate screws
• Loose armature screw
• Shorted/open solenoid

*Fuel injectors are sold in sets of 8. Call for single fuel injector pricing. We use ONLY New Alliant Power External Orings, beware of cheap orings. We have had multiple customers call us with competitor products using inferior orings that have failed.

Core charge will be refunded provided your existing Powerstroke injectors do not have any external damage and are rebuildable.