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Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector

Place of Origin:USA
Brand Name:CATERPILLA
Certification:Contact: 86+ 19959162250
Model Number:7W7045
Minimum Order Quantity:1
Price:$22-$47
Payment Terms:T/T, Western Union
Supply Ability:1000pcs/months
Product Details
Highlight:

Caterpillar 7W7045 fuel injector assembly

,

CAT 3304 3306 diesel engine injector

,

OEM 170-5181 replacement injector

Product Name: CATerpillar Injector
OE NO: 7W7045
OE no1: 8N7005
OE no2: 4W7017
Warranty: 12 Months
Contact: 86+ 19959162250
Quality: Brand New Genuine
Car Model: CATERPILLA ENGINE
ApplicATio: Fuel Injection System
Material: High Speed Steel
Type: Diesel
SIZE: Origional Standard
Product Description

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector

Fuel Type

Diesel

Condition

New

Applicable Engine

CAT C7 7.2L, C9 8.8L, and C13 12.5L diesel engines

Injector Type

Nozzle Series Fuel Injector

Quality Standard

Designed to meet OEM standards; industrial-grade OEM and aftermarket quality

Packaging

Not specified

Fuel System

Diesel fuel injection system

OE Number

7W7045

Brand

CAT (Caterpillar)

Cross Number / Universal Number

Replacement: 0R3045; Cross Reference: 7W-7045, 236-4382

Vehicle / Equipment Application

CAT excavators and loaders (C7); CAT bulldozers and dump trucks (C9); CAT mining trucks and agricultural machines (C13)

Application Type

Original and replacement applications for construction, mining, agricultural, and heavy-transport equipment

Built for demanding diesel applications, the Caterpillar Nozzle Series Injector 7W7045 is an industrial-grade fuel injection component engineered for CAT C7, C9, and C13 engines. Designed to meet OEM standards, it delivers high-precision fuel atomization to support efficient combustion, reduced harmful exhaust emissions, and consistent injection under heavy load. Its industrial-grade wear resistance and durable construction support long-term reliability in heavy-duty operating conditions.

The injector covers original and replacement requirements and provides a practical cross-reference database for industrial sourcing. The OE number is 7W7045, with 0R3045 listed as the aftermarket replacement number and 7W-7045 and 236-4382 as cross references. Engine compatibility includes the 7.2L C7 for CAT excavators and loaders, the 8.8L C9 for CAT bulldozers and dump trucks, and the 12.5L C13 for CAT mining trucks and agricultural machines.

With OEM-standard direct-fit installation, the 7W7045 supports straightforward replacement while maintaining consistent fuel delivery in compatible engines. Its nozzle-series design is suited to construction, mining, agricultural, and heavy-transport equipment operating in global markets. Combining precise fuel delivery, broad CAT application coverage, and clearly identified replacement references, this injector is a practical choice for maintenance, repair, and industrial parts procurement.

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 1

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 2

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 3

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 4

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 5

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 6

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 7

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 8

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 9

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 10

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 11

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injector detail 12

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

Product Summary

Caterpillar original Replacement Fuel Injector Assembly 7W7045 4W7017 for CAT 3300B 3304 3306 Diesel Engine Parts, Cross Reference 8N7005, Replacement for OEM 170-5181 original new injectorFuel TypeDieselConditionNewApplicable EngineCAT C7 7.2L, C9 8.8L, and C13 12.5L diesel enginesInjector ...

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