HY55V Turbo 4046945 504252144 Turbocharger for Iveco Truck CURSOR 13 Engine

HY55V VGT Turbocharger 4046945 504252144 for Iveco Cursor 13 Engine

Product Overview

Direct-fit HY55V VGT replacement turbocharger (OEM 4046945, 504252144). ISO/IATF certified factory direct.

High-Performance HY55V VGT Turbocharger for Iveco Cursor 13 Engines

• Variable Geometry Technology (VGT): Features an advanced Variable Geometry system that optimizes exhaust gas flow at all engine speeds. Technical Benefit: This provides instant throttle response, eliminates turbo lag, and ensures maximum torque for heavy-duty hauling.
• Direct OEM Replacement: Specifically engineered for a 1:1 "drop-in" fit for Iveco Stralis and Trakker trucks equipped with the Cursor 13 (12.9L) engine. Fully compatible with factory electronic/pneumatic control systems.
• Enhanced Fuel Efficiency: By precisely controlling boost pressure across the entire RPM range, this HY55V unit helps reduce fuel consumption and lower CO2 emissions, meeting the demands of modern fleet operations.
• K18 Nickel-Alloy Turbine Wheel: Built with a high-grade K18 Nickel-Alloy turbine wheel to withstand the extreme thermal stresses of a 13-liter engine, preventing blade fatigue and ensuring long-term reliability.
• Precision VSR Balancing: 100% dynamic balancing tested on a Vibration Sorting Rig (VSR) at operating speeds to ensure ultra-smooth performance, zero vibration, and extended bearing life.

Technical Specifications & OEM Cross-Reference

Applications

• Iveco Stralis: Heavy-duty long-haul trucks with Cursor 13 engine.
• Iveco Trakker: Construction and off-road heavy-duty trucks.
• Astra Trucks: Specialized heavy-duty and mining vehicles using the Cursor 13 platform.
• Engine Series: Iveco Cursor 13, Euro 4/Euro 5, 12.9L Turbocharged Diesel.
• Holset Numbers: 4046945, 3594712, 3594931, 3594932, 3595671, 3598515, 4036282, 4038389, 4042547, 4043267, 4043324, 4043325, 4031404, 3769433, 4046947, 4046946
• Iveco OEM Numbers: 504252142, 504252144, 5042521440, 5042521420 

FAQs

Q1: Is this HY55V turbocharger a direct fit for my Iveco Stralis? A: Yes. If your Cursor 13 engine uses any of the part numbers listed (e.g., 4046945 or 504252144), this unit is a direct replacement. We recommend verifying the 10-digit number on your current turbo's nameplate to ensure 100% compatibility with the VGT actuator.

Q2: What is the advantage of a VGT (Variable Geometry Turbo) for heavy trucks? A: The HY55V VGT adjusts its internal vanes to simulate a small turbo at low speeds (for quick response) and a large turbo at high speeds (for maximum power). This is critical for 13L engines to maintain high torque when climbing hills with full loads.

Q3: Does this unit include the VGT actuator? A: Our HY55V is typically supplied as a complete unit, including the calibrated actuator. Because VGT calibration is extremely precise, we recommend professional installation to ensure the engine ECU can communicate correctly with the turbo's geometry system.

Q4: What maintenance is essential for Iveco Cursor 13 turbos? A: Cursor 13 engines require high-quality lubrication. We strongly recommend using fully synthetic low-SAPS oil and replacing the Oil Feed Line during installation to prevent carbon buildup from clogging the delicate VGT mechanism.

Q5: Do you provide worldwide shipping? What is the delivery timeframe? 

We ship globally via premium carriers like DHL, FedEx, and UPS, as well as sea freight for bulk orders. In-stock items are typically dispatched within 24–48 hours. Express delivery to North America and Europe usually takes 5–7 business days.

About Us

Fengcheng Zhongke Turbocharger Co., Ltd. is a leading high-tech factory specializing in the R&D, production, and global distribution of high-performance turbochargers. Based in Fengcheng—one of the world’s most renowned turbocharger manufacturing hubs—we have grown from a local workshop into a global supplier, serving heavy-duty, commercial, and passenger vehicle markets worldwide.

At Zhongke, we don't just "make" parts.we engineer reliability.

• Material Integrity: We exclusively use K18 Nickel-Alloy turbine wheels, capable of withstanding extreme exhaust temperatures (up to 950°C) without deformation.
• Dynamic Balancing: 100% of our turbochargers undergo high-speed dynamic balancing tests at 150,000+ RPM to guarantee zero vibration and extended bearing life.
• Certified Quality: Our production processes are certified under ISO 9001 and IATF 16949, the gold standards for the global automotive and heavy-machinery industries.

Manufacturing Prowess:Our facility is equipped with state-of-the-art production lines, including precision 5-Axis CNC machining centers, high-speed VSR (Vibration Sorting Rig) balancing machines, and advanced material testing labs.

Our Specialization:We maintain a vast inventory of over 3,500+ turbocharger models, with a focus on heavy-duty and construction machinery engines, including Cummins, Caterpillar, Komatsu, Deutz, Perkins, and Hitachi. Beyond heavy-duty machinery, we also provide a comprehensive range of turbochargers for passenger vehicles and light commercial vans. Our catalog covers over 1,000 applications for leading automotive brands including Subaru, Audi, BMW, Mercedes-Benz, Toyota, Honda, and Hyundai. Focused on optimizing fuel efficiency and restoring factory horsepower, our passenger car turbos are engineered with the same precision and K18 heat-resistant materials as our industrial line, ensuring reliable performance for daily commuting and high-speed driving alike.

Global Partnership & Support: Zhongke Turbo is more than just a manufacturer; we are your long-term technical partner. With nearly 30 years of export experience, we understand the logistics and technical requirements of the international market. We provide a warranty and dedicated technical support to help our partners succeed.

• Key Export Regions: North America, Europe, the Middle East, Africa, Latin America, and Southeast Asia.

Experience the difference of nearly 30 years of factory expertise. Contact us today for wholesale inquiries or technical consultations.