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original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector
Detail Information
Place of Origin:
USA
Certification:
IOS+86 18136531233
Contact:
0086 18136531233
REMAN Num:
2645A746
Part Number:
320-0677
Part Number 2:
321-3600
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 C4.4 C6.6 Engine

,

2645A746 Fuel Injector with warranty

,

320-0677 Fuel Injector for Excavator 420E

Product Description

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector

Fuel Type

Diesel

Condition

Brand New

Applicable Engine

C6, C6.4, C6.6, C6 ACERT, Industrial Engine, Generator Engine

Injector Type

Common Rail Fuel Injector

Quality Standard

OEM Equivalent

Packaging

Neutral Protective Packaging

Fuel System

Common Rail (rail pressure can exceed 1,800 bar)

OE Number

2645A746

Brand

.

Cross Number / Universal Number

2645A746, 326-1643, 3261643

Vehicle / Equipment Application

Excavator, Wheel Loader, Bulldozer, Generator Set, Industrial Power Unit, Marine, Stationary Power Units

Application Type

Construction Equipment, Mining Equipment, Power Generation, Agricultural Equipment, Marine

Engineered for demanding industrial duty cycles, the 2645A746 common rail fuel injector delivers OEM-equivalent performance for C6, C6.4, and C6.6 diesel engines used across construction, mining, agriculture, marine, and power generation sectors. This unit directly cross-references OE numbers 2645A746, 326-1643, and 3261643, providing a plug-and-play replacement solution for excavators, wheel loaders, bulldozers, generator sets, and stationary industrial power units operating in global markets.

Manufactured from high-strength alloy steel with CNC-machined internals and micron-level tolerances, the injector withstands common rail pressures exceeding 1,800 bar while maintaining precision spray geometry. The advanced nozzle design produces uniform fuel atomization and supports pilot, main, and post injection strategies for optimized combustion, reduced emissions, and improved fuel economy. Heat-treated components and protective surface treatments ensure enhanced durability, corrosion resistance, and extended service intervals under continuous heavy-duty operation. Emission compliance supports Tier 3 and Tier 4 engine strategies, making this injector suitable for regulated markets in North America, Europe, the Middle East, Southeast Asia, Africa, and South America.

Each injector is supplied brand new with a 12-month warranty and expected service life of 5,000–10,000 operating hours under proper maintenance. Recommended installation includes fuel system depressurization, injector bore cleaning, sealing washer replacement, torque-specified tightening, and post-installation coding and calibration to ensure optimal engine response and long-term reliability.

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 1

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 2

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 3

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 4

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 5

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 6

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 7

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 8

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 9

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 10

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts original new injector detail 11

original 2645A746 2645A738 Common Rail Fuel Injector 320-0677 321-3600 10R-7971 for C4.4 C6.6 Engine E320D E323D M313D Excavator 420E 430E 450E Spare Parts 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