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4043587 HE221W Turbocharger Core for Cummins ISBE & QSB Engines
LeadTurbo 4043587 HE221W Turbo Core for Cummins ISBE and QSB engines. Aftermarket replacement component. Verify part number and OEM references before ordering.
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Send an InquiryThis LeadTurbo 4043587 HE221W turbocharger core serves as an aftermarket replacement component for Cummins ISBE and QSB engines. Designed for rebuilders and fleet maintenance, this CHRA unit supports technical fitment verification against OEM reference numbers to ensure accurate application matching.
Key Specifications
This HE221W turbocharger core is identified by part number 4043587. It serves as a replacement component for Cummins ISBE and QSB engine applications. The unit weighs 1.4 kg and ships in a compact 17x17x22 cm package. Representative OEM reference numbers include 49189-09745, 2835141, and 2835143. Buyers should verify these references against their specific engine configuration. This core supports rebuilders and fleet maintenance operations. Technical fitment support is available for order verification. Ensure the correct model matches your turbocharger assembly before purchasing.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- CUMMINS
- CUMMINS > CUMMINS CITY BUS > CUMMINS ISBE 4CYL
- CUMMINS > CUMMINS TRUCK TIER 3 > CUMMINS QSB
- CUMMINS > CUMMINS TRUCK > CUMMINS ISDE4 2006
- CUMMINS > CUMMINS TRUCK > CUMMINS QSB TIER 3
- CUMMINS > CUMMINS ISBE 4 CYL
This HE221W core is listed for Cummins ISBE 4-cylinder engines in city buses and Cummins QSB engines in Tier 3 trucks. It also references Cummins ISDE4 2006 truck applications. These paths serve as verification clues for buyers matching engine codes and production years. Always confirm your specific vehicle model and engine configuration before ordering. This ensures the replacement core aligns with your turbocharger assembly requirements.
Technical Notes
This HE221W core is designed for integration into complete turbocharger assemblies. It serves as the central rotating component, housing the shaft, bearings, and compressor/turbine wheels. Rebuilders use this unit to restore performance without replacing the entire housing. Verify that your existing turbocharger casing matches the HE221W series specifications. Ensure proper alignment and sealing surfaces are intact before installation. This core supports standard rebuild procedures for Cummins ISBE and QSB engine applications.
B2B Supply
LeadTurbo supports B2B buyers with volume pricing for the 4043587 HE221W turbo core. Worldwide shipping is available for this 1.4 kg unit. Technical fitment support helps verify OEM references like 49189-09745 before ordering. Contact our team to confirm application details for Cummins ISBE or QSB engines. We assist repair shops and distributors with accurate part matching and efficient supply chain solutions.
Product FAQ
CUMMINS and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by CUMMINS.
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
