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2881773 HX83 Turbocharger Replacement for Cummins QSK78

Type Turbocharger Part # 2881773 Models HX83
Cross Reference 2939330
Show more cross references 2939330 4032779 4048348 4048349
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This LeadTurbo 2881773 HX83 turbocharger serves as an aftermarket replacement for Cummins QSK78 industrial engines. Designed to reference OEM numbers 2939330 and 4032779, it supports fleet maintenance and rebuild operations. Verify part number, engine model, and mounting specifications before ordering to ensure correct application fitment.

Key Specifications

This HX83 turbocharger assembly is identified by part number 2881773. It serves as a replacement unit for Cummins QSK78 industrial engine applications. The product references OEM numbers 2939330, 4032779, 4048348, and 4048349 for cross-verification purposes. Buyers should confirm these reference numbers against their existing hardware to ensure correct identification. Detailed specifications help streamline the sourcing process for fleet maintenance teams and industrial repair shops.

Application & Compatibility

This HX83 turbocharger is listed for Cummins QSK78 industrial engine applications. Buyers should verify the specific engine serial number and existing turbo configuration before ordering. The unit references OEM numbers 2939330, 4032779, 4048348, and 4048349 for identification purposes. Confirm that mounting details, flange dimensions, and actuator specifications match your current setup. Technical fitment support is available to assist with verification.

Technical Notes

The HX83 turbocharger assembly requires careful inspection of mounting flanges and actuator related hardware before installation. Verify that the compressor housing inlet and outlet dimensions match your Cummins QSK78 engine setup to prevent airflow restrictions. Check the turbine housing exhaust flange for alignment with your manifold. Ensure the actuator rod length and arm position allow for proper boost control adjustment. Confirm all reference numbers, including 2939330 and 4032779, against your original unit to avoid fitment issues.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for the 2881773 HX83 turbocharger. Worldwide shipping is available for industrial fleet orders and repair shops. Technical fitment support helps verify part number 2881773 against Cummins QSK78 engine applications. Contact our team to confirm OEM reference numbers like 2939330 and 4032779 before ordering. We assist with identifying correct mounting specifications and actuator details to ensure smooth replacement operations.

For fleet managers and industrial repair shops, LeadTurbo provides streamlined ordering support for the 2881773 HX83 turbocharger. We assist with verifying OEM reference numbers such as 2939330 and 4032779 against your Cummins QSK78 engine records. Volume pricing is available for bulk replacement orders, helping reduce downtime for heavy-duty equipment. Our team offers technical fitment guidance to confirm actuator related hardware and housing dimensions before shipment. Worldwide shipping options ensure timely delivery for urgent maintenance schedules. Contact us to discuss stock availability and specific application requirements for your industrial fleet.

Product FAQ

This unit references OEM numbers 2939330, 4032779, 4048348, and 4048349. Verify these against your existing turbocharger to ensure correct application matching.

Measure the actuator rod length and arm position on your original turbocharger. Ensure the replacement actuator allows for similar adjustment range to maintain proper boost control.

Inspect the backplate bolt pattern and compressor housing inlet/outlet dimensions. Confirm these match your Cummins QSK78 engine setup to prevent installation issues.

Yes, technical fitment support is available. Provide your engine serial number and current turbo part number to confirm compatibility before placing an order.

CUMMINS and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CUMMINS.

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Frequently Asked Questions

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Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.