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The Carter 1R1804 diesel filter element is an original factory certified accessory for the 320D model, suitable for the core filtration process of its fuel system. Adopting a composite fine filtration structure, it first intercepts sediment and metal debris in diesel (with a precision of 5 microns), and then adsorbs gum and trace water to avoid clogging the fuel injector and wear on the fuel pump. Resistant to fuel corrosion and high-frequency vibration, suitable for high dust scenarios such as construction sites and mines, ensuring stable 320D power, reducing downtime caused by oil quality issues, and extending the overhaul cycle of the fuel system. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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The Caterpillar 441-5111 oil-water separator core is an original factory certified accessory that is compatible with designated fuel systems and is the "first line of defense" for clean fuel. Using hydrophobic composite filter materials and gravity separation structure, the free water in diesel is efficiently separated first (with a separation rate of over 98%), and then impurities above 5 microns (such as sediment and gum) are intercepted. Resistant to humid environments and fuel corrosion, suitable for high humidity construction sites and low-quality fuel scenarios, reducing water erosion and blockage of fuel injectors, ensuring the stability of the fuel system, and reducing the risk of pump and valve maintenance. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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The Caterpillar 6i0274 air filter is an original factory certified accessory that is compatible with the intake system of Caterpillar series engines. Using multi-layer composite fiber filter materials, it can intercept dust particles of ≥ 2 microns (filtration efficiency>99.5%), while allowing sufficient air to smoothly enter the combustion chamber. Waterproof and moisture-proof design (humidity resistance ≥ 95%), effectively avoiding insufficient air intake caused by filter blockage. Resistant to vibration and impact, suitable for high dust environments such as mines and construction sites, ensuring clean air intake for the engine, reducing cylinder liner and piston wear, and extending engine life. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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Caterpillar cylinder liners are factory certified core components that are compatible with the combustion chambers of Caterpillar series engines. They are made of high-strength alloy materials through precision casting and honing processes. The inner surface has a mirror level smoothness, accurately matching the piston movement trajectory, effectively blocking high-pressure gas from the combustion chamber and the cylinder body, preventing oil from entering the combustion chamber. Resistant to high temperature oxidation and high-frequency piston friction, suitable for high load scenarios such as construction machinery and mining equipment, reducing cylinder wear and pulling risks, and extending the overall life of the engine. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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The Caterpillar 7W-2326 hydraulic filter element is an original factory certified accessory that is compatible with Caterpillar's designated hydraulic system and is the "core defense line" for clean hydraulic oil. Using multi-layer composite filter materials, it efficiently intercepts impurities such as metal debris, gum, and moisture in the oil, avoiding scratches on precision components such as hydraulic pumps and cylinders. High pressure resistance (adapted to instantaneous pressure fluctuations in the system), vibration resistance, protection level suitable for dusty construction sites and mining environments, reducing hydraulic failures, extending system overhaul cycles, and ensuring continuous operation of equipment. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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The Caterpillar CAT C13 cylinder head assembly is a factory certified engine core component designed specifically for the C13 series engines. High strength aluminum alloy precision casting is adopted, strengthened through multiple heat treatment processes, and accurately adapted to the cylinder body and valve system. Integrated intake/exhaust channels, injector mounting seats, and cooling water channels effectively control combustion chamber pressure and temperature, ensuring efficient fuel combustion. Resistant to high temperature and high pressure, suitable for high load scenarios such as construction machinery and commercial vehicles, reducing the risk of cylinder deformation and leakage, and extending the engine overhaul cycle. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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The Caterpillar C9-330D valve chamber sealing ring 285-4106 is an original factory certified accessory designed specifically for the joint surface between the valve chamber cover and the cylinder block of the C9 engine. Made of high elasticity fluororubber material and treated with special vulcanization technology, it accurately fills the sealing gap, effectively blocking the overflow of engine oil vapor and the invasion of external dust and moisture during engine operation. Resistant to temperatures ranging from -50 ℃ to 200 ℃, resistant to fuel corrosion and high-frequency vibration, suitable for high load construction machinery such as excavators and loaders, ensuring the cleanliness of the valve mechanism, reducing oil loss and component wear, and extending the life of core components such as valves and camshafts. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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Caterpillar's original piston is the core moving component of the engine, forged from high-strength aluminum alloy and certified by the original factory to be compatible with various Caterpillar engine models. Lightweight design reduces reciprocating inertia force, surface hardening treatment resists high temperature of 1500 ℃ and detonation pressure of 100 bar, coupled with three sealing rings and cooling oil grooves, precise control of cylinder airtightness and heat dissipation efficiency. Wear resistant and high-pressure resistant, suitable for high load construction machinery such as excavators and loaders, ensuring sustained strong power and extending engine overhaul cycles. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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CAT Caterpillar 336D C9 valve tappet 453-5998 is an original factory certified accessory that is compatible with the C9 engine valve system. It is forged from high-strength alloy steel and has undergone carburizing and quenching treatment on the surface. The core function is to accurately transmit the rotational motion of the camshaft to the valves and control the timing of valve opening and closing. Resistant to high-frequency impact, wear-resistant, reducing valve clearance and abnormal noise, ensuring sufficient engine intake and thorough exhaust. Suitable for high load conditions such as excavators, stable valve efficiency, extended lifespan of components such as valves and camshafts, and reduced engine power loss. Ningbo Qiuning Trading Co., Ltd. Service Supply and Sales Center Our company provides more engine assemblies and accessories of different brands and models If you are interested, please add my contact information directly: WeChat/WhatsApp：+86 15888032469 E-mail： allen@perkins-rx.com Remarks: The model or serial number processing is faster and the price is more favorable We provide global logistics and delivery services, original and authentic products, and support online ordering.
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