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Home / Products / CATERPILLAR Diesel Fuel Injectors / Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory
Quality Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector factory

Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector

Basic Properties
Place of Origin: USA
Brand Name: C-A-TERPILLA
Certification: Contact: 86+ 19959162250
Model Number: 391-3974
Trading Properties
Minimum Order Quantity: 1
Price: $400-$550
Payment Terms: L/C, D/A, D/P, T/T, Western Union, , Western Union
Supply Ability: 1000
Tags

10R-7224 Diesel Engine Fuel Injector

387-9433 Diesel Engine Fuel Injector

387-9437 C-A-TERPILLAR Diesel Fuel Injectors
Product Summary
Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector Product Description: Parts 391-3974 OEM NO 20R-4560 Powerplant nozzle Payment term T/T,Western Union Table 1:Basic Information Item Detailed Specifications Product Model 391-3974 Applicable Engine C-aterpillar C7.1 ...

Product Details

Highlight:

Caterpillar diesel fuel injector 391-3974

,

Common rail fuel injector 20R-4560

,

Diesel fuel injector assy 445120348
Product Name: C-A-Terpillar Injector
OE NO: 391-3974
OE no1: 20R-4560
Warranty: 12 Months
Contact: 86+ 19959162250
Quality: Brand New Genuine
Car Model: C-A-T ENGINE
AppliC-A-Tion: Fuel Injection System
Material: High Speed Steel
Type: Trck
SIZE: Origional Standard
Product Description

 

Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector

 

Product Description:

Parts 

391-3974
OEM NO 

20R-4560
Powerplant

nozzle
Payment term T/T,Western Union 

 

 

Table 1:Basic Information

Item Detailed Specifications
Product Model 391-3974
Applicable Engine C-aterpillar C7.1 Series Diesel Engine
Product Type High-Pressure Common Rail Electronically Controlled Injector (HEUI)
Product Status New Part / Remanufactured Part (REMAN)
Brand C-aterpillar
Weight Approx. 1.36 kg (3 lbs)
Core Components Solenoid Valve, Injector Nozzle, Plunger, Spring Assembly
Production Standard C-aterpillar Original OEM Standard

 

Table 2:Core Technical Parameter

Parameter Category Specific Value Remarks
Injection System High-Pressure Common Rail Working Pressure: Approx. 2000-3000 bar
Control Method Electronically Controlled (FIS Independent Solenoid Valve Drive) Response Time ≤ 1ms
Number of Nozzle Holes Multi-hole Type (Standard 6-8 Holes) Optimized Atomization and Combustion
Flow Characteristics Rated Flow Matches C7.1 Engine Calibration 120-160 L/min (Reference to C7 Series)
Working Voltage 24V DC Suitable for Construction Machinery Electrical System
Needle Valve Opening Pressure Approx. 250-300 bar Ensures Atomization Quality
Protection Level IP67 Adapts to Harsh Working Conditions
Working Temperature -40℃ to +120℃ Meets Global Environmental Usage
Material High-Strength Alloy Steel, Wear-Resistant Ceramics High Pressure and Corrosion Resistant

 

Table 3:Compatible Model

Equipment Type Specific Models Engine Configuration
Excavators CAT 320D, 323D2, 330, 330GC, 336GC C7.1 ACERT™ Inline 6-Cylinder
Wheel Loaders 924K, 930K, 938K, 950GC C7.1 Industrial Diesel Engine
Bulldozers D6K2, D6N C7.1 Non-Road China Stage III / EU Stage IIIB/IV Emission
Other Equipment Road Rollers, Pavers, Drills, Forklifts, Generator Sets Construction Machinery Equipped with C7.1 Engine
Emission Standard China Stage III, EU Stage IIIB/IV, EPA Tier 4 Final Meets Mainstream Global Emission Regulations

 

 

Table4:Installation and After-sales Parameter

Item Detailed Description
Installation Torque Injector Fixing Bolt: 55±5 Nm; Solenoid Valve Connector: 30±5 Nm (Reference to C-aterpillar Standard)
Installation Requirements Must use original gaskets; Clean the cylinder head oil passage before installation; Do not strike the injector body
Warranty Period New Part: 12 Months; Remanufactured Part: 6-12 Months (Depending on Supplier)
Core Recycling Used Part Recycling Deposit: Approx. 200 USD/Unit; Deposit Refundable if Used Part Returned within 45 Days
Replacement Cycle Normal Working Conditions: 8000-10000 Hours; Harsh Working Conditions: 4000-6000 Hours
Fault Judgment Black Smoke, Lack of Power, Increased Fuel Consumption, Unstable Idle Speed, Difficult Startup
Packaging Specification Independent Carton Packaging, Including Certificate of Conformity and Installation Instructions
Applicable Scenarios Mining, Construction, Agriculture, Ports, Oil Fields and Other Heavy Construction Machinery

 

About Us:

1.Super Value - Our rich experience help you increase profit on cost advantage.

2.We have our own professional forwarding agent: Fast delivery, serve good.

3.Our feedback: You always can get our feedback within 24 hours.

4.After sending, we will track the products for you once every two days, until you get the products.


Packing&Shipping:

Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel InjectorFuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel InjectorFuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector

Fuel Injector Assy 391-3974 20R-4560 445120348 Diesel Common Rail Fuel Injector

 
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
 
 
 

Mr. Lee

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