We are a supplier of various engine assemblies and engine accessories in China, with a wide range of brands and types, a huge warehouse storage, and a professional after-sales maintenance team.
Ningbo Qiuning Trading Co., Ltd. Service Supply and sale Center
Our company offers more engine assemblies and accessories of different brands and models.
If you are interested, please add my contact information directly:+86 15888032469
Or send me an email: allen@perkins-rx.com
Remarks: The model or serial number processing is faster and the price is more favorable.
In the power transmission chain of construction machinery, the rocker arm is the "precision hub" that ensures the efficient operation of the engine. The 4373861 Caterpillar rocker arm redefines the reliability and stability of power transmission with craftsmanship and hardcore performance.
This rocker arm is specially optimized for mainstream engines such as the Caterpillar C7 and C9. Through high-strength alloy integral forging technology, the structural strength is increased by 40%, and it can still maintain zero deformation under high-speed and high load conditions. The surface has undergone special quenching treatment to form a micron level wear-resistant layer, effectively resisting high-frequency impact of the valve mechanism, and the tested service life exceeds that of similar products. The unique dual axis hole concentricity design, combined with laser calibration technology, controls the valve opening and closing accuracy within ± 0.01mm, ensuring full combustion of fuel and assisting equipment in reducing fuel consumption.
In practical application scenarios, whether it is continuous high-intensity operation of mining machinery or frequent start stop of port equipment, the 4373861 rocker arm can reduce valve wear and failure risks with precise transmission performance. Maintenance free design combined with quick disassembly interface significantly reduces maintenance time and lowers downtime costs. Choosing the 4373861 Caterpillar rocker arm injects long-lasting power into the equipment, ensuring stable and efficient operation every time, and creating greater value for your operations.
The categories of Caterpillar original accessories sold by our company include:
① Engine components: turbocharger, generator, starter motor, water pump, oil pump, four matching parts, engine assembly, oil pump and nozzle;
② Chassis components (four-wheel belt): tensioning cylinder, tensioning spring, guide wheel, drive teeth, supporting wheel, idler wheel, chain rail/chain, track plate, and loose link chain;
③ Hydraulic components: hydraulic pump, rotary motor, solenoid valve, walking balance valve, central rotary joint, hydraulic cylinder;
④ Electrical components: sensors, wiring harnesses, complete machine computer board ECM, display screen, engine computer version ECM;
⑤ Maintenance parts: filter element, engine oil, hydraulic oil, butter;
⑥ Radiators: water tank, hydraulic oil radiator, intercooler;
⑦ Cabin air conditioning: compressor, air conditioning panel, warm air tank, condenser, cabin assembly;
⑧ Rotary bearings, bearings, and pin shafts.
⑨ Disassembled parts: reducer, hydraulic pump, motor, cylinder head, cylinder block, crankshaft, display, engine computer board ECM, complete machine computer board ECM.
⑩ Engine overhaul, complete machine harness replacement, hydraulic pump overhaul.
