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Caterpillar original Common Rail Diesel Injector 456-3544 20R-5079 for C9.3 Engine, Replacement for OEM Parts 367-4293 456-3493, for Excavator 336E, Loader 966K, Wheel Loader original new injector
| Brand Name: | CATERPILLA |
| Model Number: | 456-3544 |
| MOQ: | 1 |
| Price: | $195-$285 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Caterpillar C9.3 diesel injector
,Common Rail injector 456-3544
,Excavator 336E injector replacement
Caterpillar original Common Rail Diesel Injector 456-3544 20R-5079 for C9.3 Engine, Replacement for OEM Parts 367-4293 456-3493, for Excavator 336E, Loader 966K, Wheel Loader original new injector
Fuel Type | Diesel |
Condition | New / Remanufactured Available |
Applicable Engine | CAT C9.3, CAT C9.3 ACERT, CAT C9.3 Industrial, CAT C9.3 Generator Engine, CAT C9.3 Marine Engine |
Injector Type | High Pressure Common Rail Diesel Injector |
Quality Standard | OEM Equivalent |
Packaging | Neutral or Customized |
Fuel System | High Pressure Common Rail |
OE Number | 456-3544, 4563544 |
Brand | Caterpillar (CAT) |
Cross Number / Universal Number | 20R-5079, 20R5079 |
Vehicle / Equipment Application | CAT 336E Excavator, CAT 336EL Excavator, CAT 336ELN Excavator, CAT 966K Wheel Loader, CAT 972K Wheel Loader, CAT D6T Bulldozer, CAT Generator Sets, CAT Industrial Power Units, CAT Mining Equipment |
Application Type | Construction, Mining, Quarry Operations, Power Generation, Oil & Gas, Industrial Manufacturing, Marine Auxiliary Power Systems, Agricultural Heavy Equipment, Infrastructure Projects, Government Equipment Fleets |
Tailored for heavy-duty Caterpillar C9.3 series diesel engines, the 456-3544 is a precision-engineered high-pressure common rail diesel injector manufactured in strict compliance with OEM specifications. Listed with original equipment number 456-3544 (alternate format 4563544), it shares universal cross-reference with CAT Reman part number 20R-5079 (alternate format 20R5079). It is compatible with the full range of C9.3 variants, including C9.3 ACERT, industrial, generator engine, and marine engine models to suit diverse power equipment needs.
Equipped with industrial-grade components and precision nozzle technology, this injector delivers consistent performance under high-pressure operating conditions. It features heat-treated parts, corrosion-resistant surface treatment, and verified electronic calibration to match original engine performance requirements. Working within the common rail system, it supports precise fuel atomization controlled by the engine ECU, optimizing combustion efficiency to reduce fuel consumption and exhaust emissions, while enhancing power output and throttle response for reliable heavy-duty operation.
This injector fits a wide portfolio of Caterpillar heavy equipment, including 336E, 336EL and 336ELN excavators, 966K and 972K wheel loaders, D6T bulldozers, generator sets, and industrial power units. It is widely deployed across construction, mining, power generation, quarry, oil and gas, marine, and infrastructure sectors globally. Both new and remanufactured versions are available with a 12-month warranty, flexible neutral or customized packaging options, and OEM-equivalent quality for global aftermarket, remanufacturing, and fleet operator needs.
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Contact Detail:
ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province Tel:+86 020 88557755
Cellphone:+86 19959162250 WhatsApp:+86 19959162250
Email:2209396088@qq.com
