DLLA118P1357 Three-Piece Injector Kit for Cummins QSL8.9

DLLA118P1357 Three-Piece Injector Repair Kit Overview

The DLLA118P1357 three-piece common rail injector repair kit is designed for servicing the 0445120029 diesel fuel injector. The matched nozzle assembly is also identified by Bosch reference 0 433 171 843.

The 0445120029 injector is used with selected Cummins QSL8.9 and QSL9 diesel engines, including applications in Komatsu PC300-8 and PC350-8 excavators. The complete injector may also be identified by Cummins references 3965721, 3973060 or 4939061.

Kit Components and Repair Requirements

This product includes the three injector repair components shown in the product photos: the matched DLLA118P1357 nozzle body and needle together with the corresponding control valve component. It is not a complete fuel injector, and the injector solenoid, injector body and installation seals are not included.

Common rail injector repair requires clean assembly conditions, suitable injector tools and professional test-bench calibration. Before ordering, compare the original injector number and the marking on the removed nozzle with the numbers shown on this page.

FAQ

Is a complete 0445120029 injector included?

No. This product is a three-piece internal injector repair kit. The complete injector body, solenoid and external installation parts are not included.

What components are included in the repair kit?

The kit contains the matched DLLA118P1357 nozzle body and needle plus the corresponding control valve component shown in the product photos.

Which injector can this repair kit service?

The repair kit is intended for the 0 445 120 029 common rail injector. Related complete-injector references include Cummins 3965721, 3973060 and 4939061.

Does the repaired injector require calibration?

Yes. The injector should be assembled under clean conditions and calibrated on a suitable common rail injector test bench before installation.

What should I provide to confirm the correct repair kit?

Provide the complete injector number, the nozzle marking and clear photos of the removed injector components. Machine model alone is not sufficient for accurate confirmation.

What is the warranty for this injector repair kit?

The standard warranty is 6 months. Injector assembly, calibration and installation should be completed by qualified diesel fuel-system technicians.