3778554 HE400VG HE431VTI Turbocharger Replacement for Cummins ISL

This aftermarket replacement turbocharger, part number 3778554 (HE400VG/HE431VTI), is designed for Cummins ISL automotive engines. It serves as an aftermarket replacement unit for fleet maintenance and repair shops, referencing OE numbers such as 3781162 and 4036847 to help confirm fitment. Verify your specific engine code and vehicle application before ordering to ensure correct installation.

Key Specifications

This turbocharger assembly is identified by part number 3778554 and model HE400VG/HE431VTI. It is listed for Cummins ISL automotive engine applications. The unit ships in a 26*30*33 cm package with a gross weight of 25 kg. Representative OEM reference numbers include 3781162, 4036847, and 4036849. Use these references to help verify fitment for your specific vehicle or fleet unit. Confirm all details before ordering.

Application & Compatibility

This unit is listed for Cummins ISL automotive engine applications. Buyers should verify the specific engine code and vehicle model to ensure correct installation. The turbocharger references OE numbers such as 3781162 and 4036847 to help confirm fitment. Always cross-check your existing part number against these references before ordering. Confirm that the turbo configuration matches your specific unit to avoid installation issues.

Technical Notes

The HE400VG and HE431VTI designations indicate specific turbocharger configurations for Cummins ISL engines. These models are typically associated with variable geometry turbine technology to manage exhaust flow efficiency. Verify the exact vane mechanism and housing orientation against your existing unit. Confirm that the actuator related hardware and oil supply connections match your engine setup. Technical fitment support is available to help interpret model codes and ensure correct replacement selection.

B2B Supply

LeadTurbo supports B2B buyers with volume pricing for this 3778554 turbocharger replacement. Worldwide shipping is available for distributors and repair shops managing Cummins ISL fleet maintenance. Our team provides technical fitment support to verify part numbers and OEM references before shipment. Contact us to confirm order details and logistics for bulk purchases.

For fleet managers and rebuilders, maintaining a steady supply of 3778554 turbochargers minimizes vehicle downtime. This unit supports efficient inventory planning with its standardized 26*30*33 cm packaging and 25 kg gross weight, simplifying storage and handling in busy workshops. Buyers can streamline procurement by referencing OE numbers like 3781162 and 4036847 to quickly identify the correct replacement for Cummins ISL engines. Our team assists with order verification to ensure the right parts are shipped, reducing return rates and keeping your service bays operational. Reliable supply chains depend on accurate part matching and timely delivery.