| Model | HE551W |
| Part Number | 3779429 |
| Brand | Holset |
| Compatible Engine Displacement | 10-15 Liters |
| Turbocharger Type | Exhaust Gas Turbocharger |
| Exhaust Bypass Valve | Built-in |
| Bearing System | Floating Bearing |
| Shell Material | High-Nickel Cast Iron |
| Impeller Material | Aluminum Alloy/Titanium Alloy |
| Maximum Boost Pressure | Approx. 2.5-3.0 bar |
Manufacturer No.
377942937687273768728
OEM Part No.
3779429
Engine Part No.
Cummins ISXCummins QSZ
Interchange No.
377274237785293786794H
Fitment Vehicles
Cummins ISX EngineCummins QSZ Engine
Exhaust and Intake System - Industrial Encyclopedia
Professional supply of Holset (Holset) original factory turbocharger, part number 3779429, compatible with Cummins series diesel engines. The turbocharger model is HE551W, made of high-quality materials to ensure excellent reliability, power boost and fuel economy under harsh conditions. As a turbocharging technology brand under the Cummins brand, Holset turbochargers strictly comply with original specifications and are a reliable choice for engine repair and performance upgrade.