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Delphi 9521A030H Common Rail Injector - Fit Caterpillar 320D2 C7.1 Engine
| Product Type | High Pressure Common Rail Injector |
| Configuration Stage | Complete Pump Assembly, OEM Specification Replacement Part |
| Engine Model | Caterpillar C7.1 Diesel Engine |
| Compatible Model | Caterpillar 320D2, 320D2 L Excavator |
| Interchange Part Number | 463-1678, 417-3389, 398-1498, T413368 |
| Brand | Delphi Technologies |
| Pump Type | DP310/DP210 rotary/distributor type fuel pump |
| Technical Features | Advanced internal valve design, high-strength plungers, suitable for high-load cycles of hydraulic excavators |
Manufacturer No.
9521A030H9521A031H
OEM Part No.
463-1678417-338946316784173389398-1498T413368
Engine Part No.
C7.1C9
Interchange No.
463-1678417-3389398-1498T413368
Fitment Vehicles
Caterpillar 320D2Caterpillar 320D2 L
Fuel System - Industrial Encyclopedia
Original Delphi 9521A030H Common Rail Injector, designed specifically for Caterpillar 320D2 and 320D2 L series excavators, compatible with C7.1 engine. The pump features high-strength plungers and advanced internal valve technology to ensure stable fuel pressure under the harsh conditions of hydraulic excavation. Interchangeable part numbers include 463-1678, 417-3389, 398-1498 and Perkins T413368, being a core replacement part for the 320D2 fuel system.