Holset 3797149 Turbocharger HE351W Assembly

The Holset 3797149 is a HE351W model turbocharger assembly designed for Cummins ISDE series diesel engines. This unit utilizes a wastegate valve actuation system to regulate boost pressure across the operating range. The compressor and turbine housings are engineered for durability in medium-duty commercial vehicle and industrial power generation applications. This turbocharger assembly includes the center housing rotating assembly (CHRA), compressor housing, and turbine housing with integrated wastegate actuator. It serves as a direct replacement for the original equipment unit. Verification of the original stamped part number on the nameplate is required prior to installation to ensure correct fitment for the specific engine calibration.