This is the Alliant Power AP0086, a new fuel pressure regulator kit for the Ford 6.0L Power Stroke. It replaces Ford 3C3Z9T517AG and International 1843065C91.
Alliant lists it for the 2003 to 2007 F-Series and the 2004 to 2010 E-Series.
Alliant’s picture of the kit shows a large gasket, two small seals and a spring. Alliant shows the kit as a related part on its 6.0L injector AP60901.
Confirm Fitment Before You Order
Alliant lists this kit for the 6.0L Power Stroke in the trucks and years 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 | AP0086 |
| Brand | Alliant Power |
| Condition | New, genuine, in original packaging |
| Warranty | Manufacturer’s own warranty applies. Call us and we handle the claim. |
| Type | Fuel pressure regulator kit |
| Engine | Ford 6.0L Power Stroke |
| Model years | 2003 to 2007 F-Series, 2004 to 2010 E-Series |
| Replaces Ford | 3C3Z9T517AG |
| Replaces International | 1843065C91 |
| As pictured | A large gasket, two small seals and a spring |
| Shipping weight | 0.1 lb |
Fits / Applications
- Ford F-Series 6.0L Power Stroke, 2003 to 2007
- Ford E-Series 6.0L Power Stroke, 2004 to 2010
Follow the workshop manual for your engine when you fit this part.
Part Numbers & Cross Reference
Alliant Power AP0086 · Ford 3C3Z9T517AG · International 1843065C91
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 AP0086 fit my truck?
Alliant lists it for the 2003 to 2007 Ford F-Series and the 2004 to 2010 E-Series with the 6.0L Power Stroke. Call 530-668-0818 with your VIN and we will confirm it.
What is in the kit?
Alliant’s picture shows a large gasket, two small seals and a spring.
What numbers does it replace?
Ford 3C3Z9T517AG and International 1843065C91.
Related Parts
- 6.0L Powerstroke G2.8 Injector | Alliant Power AP60901 Reman, 2003-2010 (Built After 9/22/03)
- 6.0L Powerstroke G2.8 Injector | Alliant Power AP60900 Reman, 2003-2004 (Built Before 9/22/03)
- 6.0L Powerstroke G2.8 Injector Set of 8 | Alliant Power AP60901 Reman, 2003-2010 (Built After 9/22/03)
- 6.0L Powerstroke G2.8 Injector Set of 8 | Alliant Power AP60900 Reman, 2003-2004 (Built Before 9/22/03)
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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