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Caterpillar original Common Rail Fuel Injector 20R-5079, Cross Reference 20R-1318, 20R-5036, 363-0493 for C9.3 Diesel Engine, Excavator 336E, Loader 966K, Replacement for OEM original new injector
| Brand Name: | CATERPILLA |
| Model Number: | 20R-5079 |
| MOQ: | 1 |
| Price: | $195-$285 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Caterpillar 20R-5079 common rail injector
,C9.3 diesel engine fuel injector
,336E excavator 966K injector replacement
Caterpillar original Common Rail Fuel Injector 20R-5079, Cross Reference 20R-1318, 20R-5036, 363-0493 for C9.3 Diesel Engine, Excavator 336E, Loader 966K, Replacement for OEM original new injector
Fuel Type | Diesel |
Condition | Original New |
Applicable Engine | Caterpillar C9.3, CAT C9.3 ACERT, CAT C9.3 Tier 4 Final, CAT C9.3 Industrial Engine, CAT C9.3 Generator Engine, CAT C9.3 Construction Engine, CAT C9.3 Mining Engine |
Injector Type | Common Rail Fuel Injector |
Quality Standard | OEM Quality, Industrial Grade, Tier 4 Emission Compatible |
Packaging | Not Specified |
Fuel System | High Pressure Common Rail Fuel System |
OE Number | 20R-5079 |
Brand | Caterpillar (CAT) |
Cross Number / Universal Number | 20R5079, 456-3544, 4563544, 10R-5504, 10R5504, CA4563544, CA20R5079, 712247AT |
Vehicle / Equipment Application | CAT 336E Excavator, CAT 336F Excavator, CAT D6T Bulldozer, CAT D7E Bulldozer, CAT 627K Wheel Tractor Scraper, CAT 637K Wheel Tractor Scraper, Industrial Generator Sets, Mining Equipment, Construction Equipment |
Application Type | Construction, Mining, Power Generation, Industrial, Agricultural, Marine Auxiliary |
Purpose-built as a direct-fit replacement for Caterpillar C9.3 engine platforms, the 20R-5079 original common rail diesel injector meets factory specifications for seamless integration with compatible heavy-duty equipment. It cross-references with a range of validated part numbers to simplify spare parts sourcing for fleet maintenance teams, and fits all C9.3 variants including ACERT, Tier 4 Final, industrial, generator, construction and mining engine configurations. The injector is compatible with specified CAT excavators, bulldozers, wheel tractor scrapers, generator sets and dedicated mining and construction equipment.
Engineered for high-pressure common rail fuel systems, the injector features CNC-machined hardened alloy steel components and advanced surface treatment for exceptional wear resistance and long service life in harsh operating conditions. Its precision-machined nozzle delivers accurately metered, finely atomized fuel to optimize combustion efficiency, reduce fuel consumption, lower particulate emissions and support Tier 4 emission requirements, while maintaining stable engine power output across continuous heavy-duty operation cycles.
For B2B buyers, the injector comes with a 12-month warranty and a 1-piece minimum order quantity to support both emergency repairs and bulk spare parts stockpiling. Installation requires proper bore cleaning, new copper washers and O-rings, and calibrated torque application, while routine maintenance relies on clean diesel fuel, regular filter changes and periodic water separator drainage. Standard diagnostic tests including return flow testing, bench testing and ECU scanning simplify troubleshooting for maintenance teams.
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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
