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Holset 4089953 Turbocharger HX40W Assembly
Holset 4089953 Turbocharger HX40W Assembly - Image 2
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Holset 4089953 Turbocharger HX40W Assembly


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Turbo ModelHX40W
Wastegate TypeIntegrated Actuator
Turbine Housing MaterialCast Iron
Compressor Housing MaterialAluminum Alloy
Bearing SystemJournal Bearing
Chra Part Number4027906
Engine Displacement8.3 L
Application TypeIndustrial Power Generation
Net Weight12.5 kg
Package Dimensions45 × 35 × 30 cm

Manufacturer No.

  • 4089953
  • 3599331
  • 4027906

OEM Part No.

  • 4089953
  • 3599331

Engine Part No.

  • Cummins 6CTAA
Technical specification for Holset HX40W turbocharger assembly part number 4089953. This wastegated turbocharger is designed for Cummins 6CTAA 8.3L industrial diesel engines. The unit features a cast iron turbine housing with integrated wastegate valve and actuator, aluminum compressor housing, and a rotor assembly supported by journal bearings in the center housing rotating assembly (CHRA) part number 4027906. It provides pressurized intake air to improve engine volumetric efficiency and emissions compliance in stationary power generation and off-highway industrial applications. Interchanges with Cummins part number 3599331.