4027819 HX55WM Turbocharger Core for Cummins QSL 325-400HP

This aftermarket 4027819 HX55WM turbocharger core is a replacement application for Cummins QSL 325-400HP marine engines and QSB truck applications. Verify part number, engine code, and OEM reference numbers such as 4035897 or 4037577 before ordering to ensure correct fitment.

Key Specifications

• Part Number: 4027819
• Product Type: Turbocharger Core
• Turbo Model: HX55WM
• Application Clues: Cummins QSL 325-400HP Marine, Cummins QSB Truck Tier 3
• Gross Weight: 8 kg
• Representative OEM Reference Numbers: 4035897, 4037577, 4041661, 4041741, 4045833, 4045834, 4089866, 4955375, 4955626

Verify that the HX55WM model designation and core dimensions align with your specific engine configuration. Cross-check the listed OEM reference numbers against your service documentation to confirm the correct replacement application for your Cummins QSL or QSB unit.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

• CUMMINS > CUMMINS MARINE > CUMMINS QSL 325-400HP
• CUMMINS > CUMMINS TRUCK TIER 3 > CUMMINS QSB

This core is listed for Cummins QSL 325-400HP marine engines and Cummins QSB truck Tier 3 applications. These paths serve as reference clues for verification; confirm your specific engine code and production year before ordering. The HX55WM model designation is associated with nine OEM reference numbers, including 4035897, 4037577, and 4041661. Cross-check these references against your service documentation to ensure the replacement application matches your unit. Verify the core dimensions and bearing housing alignment against your existing assembly to confirm technical fitment.

Technical Notes

The HX55WM core is a mechanical assembly containing the compressor wheel, turbine wheel, and bearing housing. It does not include the compressor housing, turbine housing, or actuator. For Cummins QSL marine or QSB truck applications, verify that the core dimensions and shaft alignment match your existing assembly. Confirm the specific engine code and production year against the nine associated OEM reference numbers, such as 4035897 or 4037577. Technical fitment support is available to help validate the correct replacement application before shipment.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 4027819 HX55WM core. Worldwide shipping is available for orders of this part. Technical fitment support is provided to help verify engine codes, OEM reference numbers, and application details before shipment. Contact our sales team with your required quantity and specific application data to receive a tailored quote. This service helps ensure the correct replacement application is identified for your Cummins QSL or QSB units.