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| Component Type | Unit Injector (HPI) |
| Fuel System | High Pressure Injection (HPI) / Mechanical Electronic Unit Injector |
| Actuation Method | Camshaft Driven, Solenoid Controlled |
| Maximum Injection Pressure | 1800+ bar |
| Nozzle Type | Multi-hole, Precision Drilled |
| Body Material | High-Speed Tool Steel / Alloy Steel |
| Trimming | Yes (Calibration Specific) |
| Net Weight | 2.20 kg |
| Package Dimensions | 33.5 x 11.4 x 9.7 cm |
Manufacturer No.
43267804326780PX4326780NX4326780RX4326781
OEM Part No.
40884274010025408789340018134088428
Engine Part No.
Cummins QSK60Cummins QSK45Cummins QSK23Cummins K60
Interchange No.
4326780PX432678140884284326780NX4326780RX4088427401002540878934001813
Fitment Vehicles
Komatsu PC4000-6Caterpillar 793FHitachi EX3600-6Liebherr R9800Terex MT4400Bucyrus RH400
Fuel System - Industrial Encyclopedia
OEM replacement fuel injector 4326780 for Cummins QSK60 and QSK45 HPI engines. Cross-references 4088427, 4010025, 4087893, 4001813. Engineered for high-pressure injection systems.