Dorman High Pressure Oil Pump Repair Kit - 94-03 Ford 7.3L Powerstroke & International T444E

Product Name: Dorman High Pressure Oil Pump Repair Kit - 94-03 Ford 7.3L Powerstroke & International T444E 
Manufacturer: Dorman Products 
Manufacturer Part #: 904-452 
Thoroughbred Diesel Part #: DOR904-452

The Dorman 904-452 High Pressure Oil Pump (HPOP) Repair Kit provides a comprehensive, cost-effective solution for resealing leaking high-pressure oil pumps on 7.3L Powerstroke and International T444E engines. Instead of replacing an expensive, otherwise functional pump assembly, this direct-replacement kit provides all the essential seals, springs, and hardware required to eliminate leaks, stop oil loss, and restore optimal hydraulic pressure to the fuel injection system.

Key Features & Benefits

• Cost-Effective Repair: Allows you to service and reseal the internal and external leak points of the HPOP without purchasing a complete replacement pump unit.
• Complete Hardware Kit: Includes the high-quality O-rings, mounting gaskets, springs, and replacement components necessary for a comprehensive overhaul.
• Direct Fit: Engineered to match the dimensions and specifications of the original equipment (OE) hardware for a reliable, seamless installation.
• Durable Construction: Built with premium, oil-resistant elastomers and materials designed to withstand high operational temperatures and extreme hydraulic pressures.

Detailed Applications & Fitment

This repair kit is designed strictly for diesel applications utilizing the 7.3L Powerstroke or International T444E engine platform:

Ford Applications (1994–2003)

• Ford F-250 / F-350 / F-450 / F-550 Super Duty (7.3L V8 Diesel)
• Ford E-350 / E-450 / E-550 Econoline Vans (7.3L V8 Diesel)
• Ford Excursion (2000–2003, 7.3L V8 Diesel)

International Applications

• Medium-Duty Trucks equipped with the International T444E turbo-diesel engine.