Reliable Engine Overhaul Parts | OEM Standard Durability | Fast Global Dispatch
When your Cummins ISL or QSL engine experiences power loss or excessive smoke, the turbocharger is often the primary suspect. Our Part Number 4038421 (also searched as 4038421 without dashes) is a precision-engineered HE351CW turbocharger designed to restore your equipment to factory performance. This is not just a generic part; it is a high-duty Replacement that meets or exceeds OEM specifications for thermal resistance and rotational balance.
Directly compatible with Cummins 8.3L and 8.9L displacement engines used in construction and transit applications.
| Attribute | Details |
|---|---|
| Model NO. | HE351CW / 4038421 |
| Part Number | 4038421 (Alternative: 4038421) |
| Product Name | Exhaust Gas Turbocharger |
| Engine Application | Cummins ISL, QSL, ISC 8.3L |
| Condition | Brand New, OEM Standard Replacement |
| Stock Status | In Stock / Fast Dispatch within 48 Hours |
| MOQ | 1 Piece |
| Packaging | Industrial Export Packing with Protective Cushioning |
| Payment Terms | T/T, Western Union, MoneyGram |
| Delivery Methods | DHL, Fedex, EMS, UPS, Air Cargo, Sea Freight |
Choosing the right supplier for engine overhaul components is critical for fleet longevity. Below is a comparison of why our solution stands out for repair shops and construction companies.
| Purchase Factors | Our Replacement 4038421 | Low-Cost Alternatives |
|---|---|---|
| Turbine Housing Material | High-Nickel Ductile Iron (Heat Resistant) | Basic Cast Iron (Prone to Cracking) |
| Dynamic Balancing | Precision VSR Balanced at 150,000 RPM | Basic Balancing (High Vibration Risk) |
| Bearing Type | OEM-standard Tri-metal Structure | Simple Bronze Bushings |
| Installation | 100 percent Bolt-on Fit for ISL/QSL Engines | Frequent Modification Required |
| Wastegate Actuator | Calibrated and Tested Pressure Settings | Uncalibrated or Weak Springs |
| Core Reliability | Trusted by Repair Shops and Equipment Fleets | Unknown Service Life |
Not sure how this issue affects your equipment?
Our team helps operators:
✔ Identify potential risks during maintenance
✔ Recommend suitable replacement parts if needed
✔ Support both inspection advice and parts supply
We specialize in heavy-duty engine assemblies and high-precision components for brands like Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our inventory supports full engine rebuilds, ensuring every fleet manager has access to reliable parts.
Please fill out the form below for a quick quote on 4038421 or any other engine parts.
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