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original 10R-7938 Common Rail Fuel Injector for C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector
Detail Information
Place of Origin:
USA
Certification:
IOS+86 18136531233
Contact:
0086 18136531233
REMAN Num:
10R-7938
Part Number:
326-4700
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 C6.6 Engine

,

Diesel Parts Replacement for OEM 326-4700

,

Fuel Injector for E320D D6K Excavator

Product Description

original 10R-7938 Common Rail Fuel Injector for C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector

Fuel Type

Diesel

Condition

OEM / Reman Available

Applicable Engine

C6.4, C6.6, C6.4 ACERT, C6.6 ACERT

Injector Type

Common Rail Fuel Injector

Quality Standard

OEM Calibration, Factory Flow Tested

Packaging

Neutral Industrial Packaging

Fuel System

High-Pressure Common Rail (Up to 2000+ Bar)

OE Number

10R-7938

Brand

.

Cross Number / Universal Number

10R-7938 / 321-3600 / 320-3800 / 2645A752 / 2645A753

Vehicle / Equipment Application

320D, 321D, 323D, 324D, 325D, 329D, 950H, 962H, Generator Sets, Industrial Power Units, Mining Equipment

Application Type

Excavators, Wheel Loaders, Industrial Power Units, Generator Sets, Agricultural Machinery, Mining Equipment, Construction Machinery, Marine

Engineered for heavy-duty diesel platforms, this Common Rail Fuel Injector (OE 10R-7938, cross references 321-3600, 320-3800, 2645A752, 2645A753) is a direct-fit solution for C6.4 and C6.6 engine series, including C6.4 ACERT and C6.6 ACERT configurations. Manufactured from high-strength alloy steel and rated for operating pressures up to 2000+ Bar, this injector delivers precision fuel metering, OEM calibration, and factory flow testing to ensure consistent spray pattern accuracy and combustion stability across demanding industrial workloads.

Field-proven across 320D, 321D, 323D, 324D, 325D, 329D excavators, 950H and 962H wheel loaders, generator sets, mining equipment, agricultural machinery, marine power units, and construction machinery, this unit offers industrial-grade reliability with corrosion-resistant construction and an extended service life. Benefits include improved combustion efficiency, increased engine power output, lower fuel consumption, reduced exhaust emissions, and prolonged engine durability—making it a cost-effective replacement solution for OEMs, fleet operators, and aftermarket distributors.

Recommended installation procedures include replacing injector seals and washers, verifying fuel pressure post-installation, performing injector coding where required, and conducting leak testing prior to operation. Address common failure indicators such as black or white smoke, rough idle, hard start, misfire, power loss, elevated fuel consumption, and diagnostic warning codes. Maintain performance with OEM-quality fuel filters, clean fuel storage, and periodic injector balance testing.

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 1

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 2

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 3

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 4

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 5

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 6

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 7

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 8

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 9

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 10

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 original new injector detail 11

original 10R-7938 Common Rail Fuel Injector for  C6.6 C4.4 Engine E320D D6K D6N Excavator Diesel Parts Replacement for OEM 326-4700 321-3600 2645A753 320-0690 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