2003-2004.5 FORD 6.0L POWER STROKE DIESEL ALUMINUM HIGH PRESSURE OIL PUMP With IPR
Restore full injection pressure and eliminate hard start, stall, or no-start issues in your early-model 6.0L Power Stroke with this Remanufactured Aluminum High Pressure Oil Pump (HPOP) paired with a Remanufactured Injection Pressure Regulator (IPR) Valve. This combo is a direct-fit solution for 2003–2004.5 Super Duty and E-Series diesel trucks equipped with the HEUI injection system.
The aluminum-body HPOP is specific to early 6.0L applications and has been completely remanufactured, pressure-tested, and fitted with new seals and hardware. It comes paired with a professionally remanufactured IPR valve to help regulate oil pressure sent to the injectors with pinpoint precision. Together, these components restore critical oil pressure control, ensuring reliable fuel delivery and injector performance.
Aluminum Body Oil Pump - Fits Engine Serial Numbers up to 6,344,942 (2004.5 and Later Pump is Cast Iron and Looks Total Different)
Part numbers :
- OEM# 3C3Z9A543AARM
- OEM# 4C3Z9A543AARM
- DELPHI# HTP123
- BOSTECH PART# HPOP-123X
What’s Included in the Kit:
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(1) Remanufactured Aluminum High Pressure Oil Pump (HPOP)
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(1) Remanufactured Injection Pressure Regulator (IPR) Valve
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(1) Mounting Gasket
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(1) Pre-installed Fittings
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(1) Set of O-rings and Seals
This is a direct bolt-on kit designed for trucks built before 9/22/2003. Always verify HPOP type before purchase.
Features & Benefits:
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Remanufactured to OEM standards with high-pressure testing
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Aluminum body pump ideal for early 6.0L Powerstroke engines
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Includes pre-installed reman IPR valve for seamless oil pressure control
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Fixes cold start, stalling, surging, and injector misfire problems
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Increases overall fuel injection system reliability and performance
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Prevents low pressure errors and intermittent driveability issues
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100% inspected and tested for leak-free operation
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Includes gasket, fittings, and seals for installation
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Ideal for preventive maintenance or full system restoration
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Backed by professional remanufacturing quality and durability
Truck Compatibility / Applications:
Fits the following 2003–2004.5 Ford trucks and vans equipped with the 6.0L Powerstroke Diesel engine:
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2003–2004 Ford F-250 / F-350 / F-450 / F-550 Super Duty
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2003–2004 Ford Excursion 6.0L Diesel
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2003–2004 Ford E-250 / E-350 / E-450 Vans
Compatible with engines manufactured before September 22, 2003, which use the aluminum-style HPOP.
This remanufactured HPOP and IPR kit is a reliable fix for oil pressure delivery issues in early 6.0L Powerstroke engines. Whether you’re replacing a failing pump or restoring full fuel injection functionality, this kit delivers dependable performance and value.
Shipping Disclaimer:
✔️ We ship via USPS, UPS, and FedEx.
✔️ Carrier selection is based on package size, weight, and destination.
✔️ Expedited shipping options are available at checkout.
✔️ Orders are processed within 1 business day (Monday–Friday).
✔️ Orders placed on weekends or holidays will be processed on the next business day.
✔️ Tracking information will be provided once the item ships.
✔️ Shipping to PO Boxes, APO/FPO may be limited based on carrier restrictions.
California Proposition 65 Warning:
This product may expose you to chemicals including lead, cadmium, and petroleum-based substances, which are known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit: www.P65Warnings.ca.gov
NOTE: $300 CORE CHARGE DEPOSIT FOR PUMP & IPR ORDERED. THIS WILL BE REFUNDED UPON RECEIVING THE ORIGINAL CORE.
CORE: RETURNED CORES MUST BE EXACTLY THE SAME TYPE CORE FOR 100% CORE REFUND. THESE UNITS ARE DIFFICULT TO SOURCE AND IT’S VITAL TO BDD TO GET CORES RETURNED.
NO CORE CREDIT WILL BE ISSUED FOR THE FOLLOWING:
- NO REFUNDS FOR PHYSICALLY DAMAGED CRACKED, MELTED OR BROKEN BODY. MUST BE A GOOD REBUILDABLE CORE!!
- VISIBLE SIGNS OF RUST, BLOW-BY, FIRE DAMAGE, WATER DAMAGE, PHYSICAL ABUSE OR EXCESSIVE FORCE ON ANY AND ALL PARTS OF THE PUMP
- MUST BE INTACT JUST LIKE THE ONE YOU RECEIVED! IF PARTS ARE MISSING THERE WILL BE NO CORE CREDIT ISSUED.
WE DEPEND ON GOOD CORES TO CONTINUE TO OFFER SUPERIOR INJECTOR(S), TURBO, IPRS, IDMS, AND PUMP
*CORES MUST BE RETURNED WITHIN 30 DAYS OF PURCHASE DATE FOR 100% REFUND. NO CORE REFUND WILL BE ISSUED AFTER 30 DAYS. NO EXCEPTIONS
