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| Turbo Model | HT3B |
| Holset Assembly Number | 4049021A |
| Cummins OEM Part Number | 3529034 |
| Engine Application | Cummins NT855 Series |
| Turbine Housing Type | Wastegated |
| Actuation Method | Pneumatic Wastegate Actuator |
| Bearing System | Full-Floating Bronze Bushings |
| Seal Type | Piston Ring Seals |
| Lubrication Method | Engine Oil Fed / Gravity Drain |
| Compressor Wheel Type | Single Stage Centrifugal |
| Manufacturer | Cummins Turbo Technologies (Holset) |
Manufacturer No.
4049021A5329040
OEM Part No.
35290343529032352267638015893522677
Engine Part No.
Cummins NT855Cummins N14Cummins Big Cam ICummins Big Cam IICummins Big Cam IIICummins Big Cam IV
Fitment Vehicles
Heavy Duty Class 8 TrucksConstruction MachineryIndustrial Power Generation UnitsVocational Vehicles
Intake And Exhaust System - Industrial Encyclopedia
Genuine Holset HT3B turbocharger assembly part number 3529034 4049021A engineered for Cummins NT855 diesel engines. Designed for heavy-duty truck and construction equipment.