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original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector
Detail Information
Place of Origin:
USA
Certification:
IOS+86 18136531233
Contact:
0086 18136531233
REMAN Num:
266-4446
Part Number:
128-6601
Part Number 2:
222-5966
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 2664446 diesel fuel injector

,

C7 C9 C6.4 engine fuel injector

,

excavator truck fuel injector assembly

Product Description

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector

Fuel Type

Diesel

Condition

OEM New / Remanufactured Exchange

Applicable Engine

C9, C9 ACERT, C9 Marine Engine, C9 Power Generation Engine

Injector Type

HEUI (Hydraulically Actuated Electronically Controlled Unit Injector)

Quality Standard

Meets OEM Specifications, Factory Tested Calibration

Packaging

Neutral Industrial Packaging

Fuel System

High Pressure Common Rail / HEUI System (>23,000 PSI / 1,600 Bar)

OE Number

266-4446

Brand

.

Cross Number / Universal Number

266-4446, 2664446, 236-0962, 2360962, 235-2888, 2352888, 217-2570, 2172570, 188-8739, 1888739, 10R-7224, 10R7224, 20R-8063, 20R8063, 387-9434, 3879434, 328-2573, 3282573, 293-4071, 267-9734

Vehicle / Equipment Application

330C, 330C L, D6R, D6R II, D6T, 973C, 627G, 637G, 160M, Excavators, Bulldozers, Wheel Loaders, Motor Graders, Crawler Loaders, Wheel Tractor Scrapers, Mining Trucks, Diesel Generator Sets, Commercial Marine Vessels, Forestry Harvesters, Tracked Agricultural Tractors

Application Type

Construction, Mining, Industrial Power Generation, Marine, Forestry, Agricultural

Engineered for demanding heavy-duty operations, this high-precision diesel fuel injector (OE 266-4446) is a critical fuel delivery component developed for the C9 and C9 ACERT engine platform. Verified cross references include 236-0962, 235-2888, 217-2570, 188-8739, 387-9434, 328-2573, 293-4071 and 267-9734, along with remanufactured exchange units 10R-7224 and 20R-8063. Each injector is manufactured from hardened alloy steel with precision-ground valve assemblies and high-performance nozzle technology, ensuring reliable long-service performance under extreme thermal and pressure cycles.

Operating as a HEUI (Hydraulically Actuated Electronically Controlled Unit Injector), this unit executes fuel supply, electronic activation via the ECM, high-pressure generation, atomization and combustion phases with peak injection pressures exceeding 23,000 PSI / 1,600 Bar. Factory tested calibration delivers optimized fuel atomization, improved combustion efficiency, higher power output, better fuel economy and reduced emissions. It is a direct fit for 330C, 330C L, 973C, D6R, D6R II, D6T, 627G, 637G and 160M machines, as well as industrial power generation, marine, forestry and agricultural applications.

Recommended installation practices include cleaning the injector bore, using new sealing washers, lubricating O-rings with clean diesel fuel, performing leak-off testing and verifying ECM calibration parameters. Regular fuel filter replacement, ultra-clean diesel usage and return flow monitoring maximize service life.

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 1

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 2

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 3

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 4

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 5

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 6

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 7

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 8

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 9

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 10

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy original new injector detail 11

original 266-4446 Diesel Fuel Injector Nozzle Assembly for C7 C9 C6.4 Engine Excavator Truck Construction Machinery Engine Spare Parts 2664446 Injector Assy 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