This is the Alliant Power AP63693, a 16cc high-pressure oil pump (HPOP) remanufactured by Alliant Power for the 2004 to 2006 International DT570 and HT570, engine serial numbers 2,000,001 through 2,999,999. It replaces Navistar 1885000C93, 1842426C2, 1842425C96, 1842617C91 and 5011330R91. Alliant also lists it as replacing its own earlier number AP63683.
Alliant lists the pump with the AP63512 injection pressure regulator (IPR) valve and the fuel supply pump included.
This is the 16cc pump for the DT570 and HT570. Alliant lists the 12cc pump AP63692 for the 2004 to 2006 DT466.
Confirm Fitment Before You Order
Order by engine serial number, not by the number on your old pump. Alliant lists this pump for DT570 and HT570 engines with serial numbers 2,000,001 through 2,999,999. MaxxForce engines, serial 3,000,001 and up, take other pumps. Send us your 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 | AP63693 |
| Brand | Alliant Power |
| Condition | Remanufactured |
| Warranty | Alliant Power 24-month, unlimited-mileage warranty. |
| Type | High-pressure oil pump (HPOP), supplies the oil pressure that fires the injectors |
| Pump displacement | 16cc |
| Engine | International / Navistar DT570 and HT570 |
| Model years | 2004 to 2006 |
| Engine serial numbers | 2,000,001 through 2,999,999 |
| Included | AP63512 IPR valve and the fuel supply pump, as Alliant lists it |
| Alliant technical bulletin | APTB 03/17R2 |
| Core charge | Refundable in full when we receive your rebuildable core |
| Shipping weight | 22 lb |
Fits / Applications
- International / Navistar DT570 and HT570, 2004 to 2006, engine serial 2,000,001 through 2,999,999
- 16cc pump. The 2004 to 2006 DT466 takes the 12cc pump, AP63692.
- Not for MaxxForce engines, serial 3,000,001 and up. Those take other pumps.
Follow the workshop manual for your engine when you fit this part.
Part Numbers & Cross Reference
Alliant Power AP63693 · Navistar 1885000C93 · Navistar 1842426C2 · Navistar 1842425C96 · Navistar 1842617C91 · Navistar 5011330R91. Alliant also lists its own earlier number AP63683.
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 AP63693 fit my engine?
Alliant lists it for 2004 to 2006 International DT570 and HT570 engines with serial numbers 2,000,001 through 2,999,999. Call 530-668-0818 with your engine serial number and we will confirm it.
What comes with the AP63693?
Alliant lists the AP63512 injection pressure regulator (IPR) valve and the fuel supply pump as included.
Is it new or remanufactured, and is there a core?
It is remanufactured by Alliant Power. A refundable core charge applies, and it is refunded in full when we receive your rebuildable old pump.
What numbers does the AP63693 replace?
Navistar 1885000C93, 1842426C2, 1842425C96, 1842617C91 and 5011330R91. Alliant also lists it as replacing its own earlier number AP63683.
Related Parts
- International DT570 G2.9 Fuel Injector, 2004-2005 (285-330 hp) | Alliant Power AP66978 Remanufactured
- International HT570 G2.9 Fuel Injector, 2004-2005 (295-340 hp) | Alliant Power AP66979 Remanufactured
- International DT570 G2.9 BANG Fuel Injector, 2006 (285-330 hp) | Alliant Power AP66992 Remanufactured
- International HT570 G2.9 BANG Fuel Injector, 2006 (295-340 hp) | Alliant Power AP66995 Remanufactured
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. A refundable core deposit is added at checkout and refunded in full when we receive your rebuildable core. Questions on fitment? Call 530-668-0818.
Pricing covers the unit itself. Any applicable sales tax and the refundable core charge are 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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