Cummins QSB4.5 Turbocharger 2835142 | He221W Supercharger Replacement

Product Details

Product Overview

This high-performance He221W Supercharger (Part No. 2835142) is a direct replacement turbocharger engineered specifically for the Cummins QSB4.5 diesel engine. Designed to restore and enhance engine power, this turbocharger is a critical component for heavy-duty applications including construction equipment, agricultural machinery, and industrial generators. We serve a global clientele, with major distribution hubs in North America, Europe, Asia-Pacific, and the Middle East, ensuring fast and reliable shipping to industrial centers worldwide.

Key Features & Benefits

• OEM Specification: Manufactured to meet or exceed original Cummins standards for a perfect fit and reliable performance.
• Durable Construction: Built with high-grade cast iron and precision-machined components to withstand extreme temperatures and high rotational speeds.
• Enhanced Efficiency: Optimized turbine and compressor wheel design improves airflow, boosting engine horsepower and torque while reducing fuel consumption.
• Rigorous Testing: Every unit undergoes pressure, balance, and performance testing to ensure zero defects and long service life.
• Direct Replacement: Bolt-on installation with no modifications required, saving valuable downtime and labor costs.

Technical Specifications

OEM Cross-Reference

This turbocharger is a direct replacement for the following OEM and aftermarket part numbers:

• OEM Cummins: 2835142, 2835142RX
• Holset: HE221W
• Other Cross References: 4034117, 4043103

Compatibility

This turbocharger is specifically designed for the Cummins QSB4.5 engine platform. Common applications include:

• Construction Equipment: Case, Komatsu, and Hitachi excavators (models using QSB4.5)
• Agricultural Tractors: New Holland, Case IH, and John Deere models with QSB4.5 engines
• Industrial Engines: Generator sets, pumps, and compressors powered by the QSB4.5
• Year Range: Compatible with models manufactured from 2006 to 2018 (verify engine serial number for exact fitment)

Global Supply & Distribution

We are a leading global supplier of diesel engine parts, offering a comprehensive logistics network to serve international B2B buyers.

• Worldwide Shipping: We ship via air, sea, and express courier (DHL, FedEx, UPS) to all major ports and industrial hubs.
• Major Markets: North America (USA, Canada, Mexico), Europe (Germany, UK, Netherlands), Asia-Pacific (Australia, Singapore, China), Middle East (UAE, Saudi Arabia), and Africa (South Africa, Nigeria).
• Fast Delivery: Stock items dispatched within 24 hours. Bulk orders available with competitive freight rates.
• Trade Compliance: Experienced in international trade documentation (Bill of Lading, Commercial Invoice, Certificate of Origin) for smooth customs clearance.

Quality Assurance

• Manufacturing Standards: Produced in ISO 9001:2015 certified facilities, ensuring strict quality control throughout the production process.
• Certifications: Meets or exceeds SAE and ASTM material standards.
• Testing: Each turbocharger is individually tested for balance (G2.5 grade), air seal, and rotational integrity before shipment.
• Warranty: Backed by a 12-month comprehensive warranty against manufacturing defects. Warranty claims are processed within 48 hours.

FAQ

Q1: Is this turbocharger a direct bolt-on replacement for my Cummins QSB4.5 engine?

Yes. The He221W (2835142) is designed as a direct OE replacement. It includes the same mounting flange, oil line connections, and actuator configuration as the original part. No modification or adapter kit is required for installation. Always verify your engine serial number and original part number before purchase to ensure compatibility.

Q2: What is the recommended maintenance for this turbocharger?

To ensure maximum lifespan, we recommend the following: 1) Use high-quality engine oil (API CJ-4 or CK-4) and change it per the engine manufacturer’s schedule. 2) Replace the oil and air filters simultaneously with the turbo installation. 3) After installing a new turbo, pre-lube the bearing housing by pouring clean oil into the oil inlet port. 4) Run the engine at idle for 2-3 minutes before applying load to allow oil pressure to stabilize.

Q3: What is the difference between the He221W and other turbo models for the QSB4.5?

The He221W is the standard factory-spec turbocharger for most QSB4.5 applications. It offers an excellent balance of performance and durability for general industrial and construction use. It is not a high-performance “upgrade” turbo; it is designed to restore the engine to its original power output (typically 125-173 HP). If you require higher boost pressure for modified engines, please contact us for high-flow options. For standard replacement, the He221W is the correct choice.