Cummins 4BT3.9 turbocharger

Compatible Models: Cummins 4BT3.9 series diesel engines Suitable Equipment: Excavators, skid-steer loaders, cranes, various agricultural machinery, and generator sets Housing Material: Constructed with a high-quality, heat-resistant alloy cast iron housing. It offers excellent resistance to thermal fatigue and pressure, ensuring the housing remains free from deformation or cracking during prolonged operation under high thermal loads. Core Components: Features a precision-balanced rotor assembly that responds rapidly to speed changes. This effectively boosts engine torque across various RPM ranges and significantly reduces turbo lag. Dynamic Balancing: Undergoes rigorous high-speed dynamic balancing before leaving the factory to ensure smooth, noise-free operation at high speeds, thereby greatly extending the service life of the turbocharger and bearings. Sealing Performance: Utilizes professional multi-layer metal seals with superior pressure and oil resistance. This prevents oil leakage into the intake system and effectively protects engine cylinders from secondary wear. Compatibility: Fully matches Cummins' original design standards. Flange mounting holes and intake/exhaust port layouts are precision-engineered to ensure efficient and seamless on-site installation. About Us Guangzhou Jianming Machinery Equipment Co., Ltd. is an expert in the field of mechanical power systems and components, backed by 20 years of solid practical experience. We began as a small machinery repair shop. Over the past two decades, we have accumulated a wealth of successful global case studies and maintenance expertise. Drawing on frontline experience in solving complex mechanical issues, we have earned widespread acclaim and grown into a comprehensive enterprise employing over 200 professionals. We deeply understand the challenges equipment faces under extreme conditions and possess extensive practical experience and expertise in the following areas: Heavy Machinery Power Upgrades and Retrofitting: We provide customized engine overhaul and replacement solutions for various types of construction machinery, with deep expertise in major power platforms such as Cummins, Komatsu, and Caterpillar (CAT). Mining and Industrial Equipment Maintenance: We offer professional power optimization strategies to ensure equipment maintains continuous operational capability under heavy-load conditions. Agricultural and Irrigation Power Systems: We provide power unit upgrades and comprehensive troubleshooting services for various types of agricultural machinery and irrigation/drainage equipment. Leveraging our extensive technical expertise, we are also a robust supplier of spare parts: Comprehensive Spare Parts Supply: We offer a wide, carefully curated range of construction machinery parts—including piston assemblies, cylinder heads, crankshafts, engine overhaul gasket kits, and hydraulic components—to meet all your one-stop procurement needs. Our wealth of practical experience and robust supply chain system are our most valuable assets. Whether you are facing complex mechanical challenges or require reliable spare parts, Jianming Machinery possesses the expertise to help you succeed!