1994-2003 Ford 7.3L Power Stroke, T444E & DT466E IPR Valve Seal Kit | Alliant Power AP0003 New
This is the Alliant Power AP0003, a new seal kit for the injection pressure regulator (IPR) valve. It replaces Ford F6TZ9C977AN and 4C3Z9C977AA and International 1825806C91.
Alliant lists it for the 1994 to 2003 Ford 7.3L Power Stroke and International T444E, the 1994 to 1999 DT466E and I530E, and the 2000 to 2003 DT466, DT530 and HT530.
Alliant’s picture of the kit shows five pieces: a sleeve, a nut and three seal rings.
Confirm Fitment Before You Order
This kit is for the IPR valve on the engines named on this page. Send us your VIN or engine serial number before you order. Call 530-668-0818 and we will confirm the exact match at no charge before anything ships.
Specifications
| Part number | AP0003 |
| Brand | Alliant Power |
| Condition | New, genuine, in original packaging |
| Warranty | Manufacturer’s own warranty applies. Call us and we handle the claim. |
| Type | Injection pressure regulator (IPR) valve seal kit |
| Engines | Ford 7.3L Power Stroke, International T444E, DT466E, I530E, DT466, DT530, HT530 |
| Model years | 1994 to 2003 |
| Replaces Ford | F6TZ9C977AN, 4C3Z9C977AA |
| Replaces International | 1825806C91 |
| As pictured | A sleeve, a nut and three seal rings |
| For valves | Alliant Power AP63401 and AP63402 |
| Shipping weight | 0.1 lb |
Fits / Applications
- Ford F-Series, Excursion and E-Series 7.3L Power Stroke, 1994 to 2003
- International T444E, 1994 to 2003
- International DT466E and I530E, 1994 to 1999
- International DT466, DT530 and HT530, 2000 to 2003
Follow the workshop manual for your engine when you fit this part.
Part Numbers & Cross Reference
Alliant Power AP0003 · Ford F6TZ9C977AN · Ford 4C3Z9C977AA · International 1825806C91
Cross-reference numbers can change with engine serial, build year and emissions tier, so treat this list as a starting point. Send us your engine serial number and we will confirm the exact match against your build before anything ships. That check is free and takes a few minutes.
Frequently Asked Questions
Will the AP0003 fit my engine?
Alliant lists it for the 1994 to 2003 Ford 7.3L Power Stroke and T444E, the 1994 to 1999 DT466E and I530E, and the 2000 to 2003 DT466, DT530 and HT530. Call 530-668-0818 with your VIN or engine serial number and we will confirm it.
What is in the kit?
Alliant’s picture shows five pieces: a sleeve, a nut and three seal rings.
What numbers does it replace?
Ford F6TZ9C977AN and 4C3Z9C977AA, and International 1825806C91.
Related Parts
- 1995.5-2003 Ford 7.3L Power Stroke, T444E & DT466E IPR Valve | Alliant Power AP63402 New
- 1994-1995.5 Ford 7.3L Power Stroke, T444E & DT466E IPR Valve with Edge Filter | Alliant Power AP63401 New
Why Buy From Valley Fuel Injection
We are a diesel fuel-injection and turbocharger shop in Woodland, CA, rebuilding pumps, injectors and turbos on our own benches since 1993, not a drop-ship storefront. Call us with your engine serial, VIN or build date before you order and we will help you confirm fitment, so the right part arrives the first time.
UPS to all 50 states, including Alaska and Hawaii. Your rate shows at checkout. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax is additional; shipping is calculated at checkout. Buying tax-exempt? Qualifying diesel repair shops, fleets, farms, and agricultural operations can purchase tax-free. Set up tax-exempt purchasing once and every qualifying order is tax-free going forward.
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