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original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector
Detail Information
Place of Origin:
USA
Certification:
IOS+86 18136531233
Contact:
0086 18136531233
REMAN Num:
20R-5079
Part Number:
456-3544
Part Number 2:
20R-5077
Product Name:
Original Injector
Warranty:
12 Months
Packing:
Original Package
Stock:
In Stock
Size:
Original Size
MOQ:
1 PC
Place Of Origin:
USA
Delivery Time:
3-5 Work Days
Appliion:
Fuel Injection System
CAR:
DIESEL CAR
ENGINE:
ENGINE
Supply Ability:
10000
Highlight:

original Common Rail Fuel Injector for C9 engine

,

456-3544 diesel injector with warranty

,

20R-5079 fuel injector for excavator loader

Product Description

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector

Fuel Type

Diesel

Condition

New / Remanufactured (OEM Quality)

Applicable Engine

C9.3, C9.3 ACERT, C9.3 Tier 4 Final, C9.3 Industrial Engine, C9.3 Generator Engine, C9.3 Construction Engine, C9.3 Mining Engine (Turbocharged Diesel Engine)

Injector Type

High Pressure Common Rail Fuel Injector

Quality Standard

OEM Replacement Quality

Packaging

Neutral Protective Packaging

Fuel System

Common Rail Diesel Injection System

OE Number

20R-5079

Brand

.

Cross Number / Universal Number

20R-5079, 456-3544, 10R-5504, CA4563544, CA20R5079, 712247AT, Injector GP-F, Fuel Injector Group

Vehicle / Equipment Application

336E Excavator, 336F Excavator, D6T Bulldozer, D7E Bulldozer, 627K Wheel Tractor Scraper, 637K Wheel Tractor Scraper, Industrial Generator Sets, Mining Equipment, Construction Equipment

Application Type

Construction, Mining, Power Generation, Industrial, Agriculture

Engineered as a direct OEM replacement for the . C9.3 diesel platform, this common rail fuel injector (OE 20R-5079, cross references 456-3544, 10R-5504, CA4563544, CA20R5079, 712247AT, Injector GP-F, Fuel Injector Group) delivers the precise metering and high-pressure atomization demanded by modern turbocharged heavy-duty engines. It is compatible with C9.3, C9.3 ACERT, C9.3 Tier 4 Final, industrial, generator, construction and mining variants, providing a reliable fit-and-function solution for fleet operators and MRO buyers.

Built from CNC-machined hardened alloy steel and finished with advanced surface treatment, the injector withstands extreme rail pressures while maintaining a stable spray pattern over long service intervals. Optimized nozzle geometry improves combustion efficiency, reduces fuel consumption and lowers particulate emissions in line with Tier 4 requirements. Typical applications include . 336E and 336F excavators, D6T and D7E bulldozers, 627K and 637K wheel tractor scrapers, diesel generator sets, mining support equipment, pump and compressor units, marine auxiliary systems and heavy agricultural machinery.

Recommended installation includes cleaning the injector bore, replacing copper washers and O-rings, applying calibrated torque, performing injector coding and post-fit leakage inspection. Preventive care requires clean diesel, regular filter changes and periodic water separator draining. Supported diagnostics include return flow tests, bench testing, solenoid resistance checks, rail pressure verification, ECU scans and spray pattern inspection—ensuring dependable performance for B2B procurement partners worldwide.

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 1

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 2

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 3

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 4

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 5

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 6

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 7

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 8

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 9

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 10

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 11

original 20R-5079 Common Rail Fuel Injector 456-3544 20R-5077 for  C9 C9.3 Engine 336E 336E L 966K 972K Excavator Loader Diesel Injector original new injector detail 12

Contact Detail:

ADD:Huangpu hinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,

Guangdong Province Tel:+86 020 88557755

Cellphone:+86 18136531233 WhatsApp:+86 18136531233

Email:2209396088@qq.com