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Chongqing-Based Cummins Parts Supplier, 20+ Years of Heavy-Duty Power Solutions

Engine Block Parts

The product line features essential components for high-performance engines, including the Cylinder Block, which serves as the main structure housing the engine's cylinders and supporting various engine functions. The Cylinder Liner is designed to provide a durable, wear-resistant surface within the cylinder block, ensuring optimal engine efficiency and longevity. The Cylinder Head plays a critical role in sealing the combustion chamber and housing vital components such as valves and spark plugs, while the Gear Housing encapsulates the transmission mechanics, protecting gears and facilitating smooth power transfer. Lastly, the Cooling Nozzle is integral for directing coolant flow to maintain optimal engine temperatures, preventing overheating and ensuring reliable operation. Together, these components contribute to the overall performance and reliability of automotive and industrial engines.

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Cummins Gear Housing
Cummins gear housings are core transmission and sealing components custom-designed for K-series high-power diesel engines, covering K19 (19L), K50 (50L) and NT855 series models. Serving as the "power distribution hub" of the engine, the gear housing is integrally cast from high-strength alloy cast iron. It internally accommodates crankshaft gears, camshaft gears, fuel pump gears and multiple idler gears.
Cummins Cylinder Liner Product Portfolio
The Cummins cylinder liner series is engineered to meet demanding engine performance requirements in harsh operating conditions, covering a wide range of applications from construction machinery to heavy-duty mining equipment and power generation units.
Cummins Full Series Engine Cylinder Head Details
The Cummins engine cylinder head serves as the "head" core component of the power system, responsible for sealing the combustion chamber, guiding intake and exhaust flow, and transferring heat. The entire series is cast from high-strength alloy cast iron, featuring excellent heat resistance, sealing performance, and heat dissipation capabilities to ensure stable engine operation under heavy loads.
Cummins Full Series Cylinder Block Details
The Cummins engine cylinder block serves as the "skeleton" and core foundation of the power system. Engineered for medium and heavy-duty construction machinery, generator sets, marine propulsion, and mining equipment, the entire series is integrally cast from high-strength alloy iron. It delivers outstanding rigidity, vibration resistance, and durability, ensuring stable power output even under extreme operating conditions.
Cummins Piston Cooling Nozzles
Cummins piston cooling nozzles act as invisible guardians of the engine lubrication and cooling system, custom-designed for NT855, M11, K19, K38, K50 and other series engines.During high-load engine operation, the temperature of piston crowns can exceed 300°C. With precise positioning, cooling nozzles inject high-pressure engine oil directionally to the piston underside or internal piston cooling galleries to forcibly dissipate heat. This prevents piston thermal deformation, cylinder scuffing and even crown ablation.As mandatory wearable parts for engine overhaul, their injection angle, opening pressure and high-temperature resistance directly determine engine service life and operational stability.
Cummins K19 Cylinder Liner
The Cummins K19 Engine Cylinder Liner (Part No.: 4024767 / 3202240) is a core component specifically designed for the K19 series of industrial and engineering machinery engines. As the "cylinder wall" of the engine, it directly determines the compression ratio, combustion efficiency, and service life. The K19 cylinder liners provided by Wankang Electromechanical strictly adhere to Cummins engineering standards and are manufactured from high-wear-resistant alloy cast iron, ensuring excellent sealing performance and durability under heavy-duty conditions such as mining, marine, and power generation.
With 20 years of extensive experience in the sales and maintenance of Cummins engines and parts, we provide robust power solutions ranging from 175HP to 2500HP. Our core product lineup includes the NTA855, KTA19, KTA38, KTA50, QSK60, and M11 series. 
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Contact person: ava
Tel: +86 199 2388 1696
Address:No. 1-110, Dashuijing, Shapingba District, Chongqing, China
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