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Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector
Detail Information
Place of Origin:
USA
Certification:
Contact: 86+ 19959162250
Product Name:
CATerpillar Injector
OE NO:
161-1785
OE NO1:
137-2500
OE NO2:
147-0373
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
Supply Ability:
1000pcs/months
Highlight:

Caterpillar 3176C diesel injector

,

C10 loader excavator injector

,

161-1785 fuel injector assembly

Product Description

Caterpillar original Fuel Injector Assembly Replacement:147-0373, 137-2500 Diesel Injector,161-1785, 166-0149, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector

Fuel Type

Diesel

Condition

Not Specified

Applicable Engine

Caterpillar C10 Diesel Engine, Caterpillar C10 Industrial Engine, Caterpillar C10 Truck Engine, Caterpillar C10 Generator Set Engine, Caterpillar C10 Marine Power Engine; engine serial number verification is recommended before ordering

Injector Type

Electronic Unit Injector

Quality Standard

OEM Equivalent Industrial Grade

Packaging

Not Specified

Fuel System

Diesel Fuel Injection System

OE Number

161-1785

Brand

CAT

Cross Number / Universal Number

0R-8477 (0R8477)

Vehicle / Equipment Application

Heavy-duty trucks, fleet vehicles, commercial transport vehicles, excavators, wheel loaders, earthmoving construction machinery, mining trucks, drilling equipment, mining support machinery, generator sets, commercial vessels, marine auxiliary engines, marine propulsion systems, industrial power systems

Application Type

Aftermarket Replacement, Fleet Maintenance, Engine Overhaul, Industrial Engine Rebuilding, Construction, Mining, Transportation, Marine, Power Generation

Precision-engineered for Caterpillar C10 diesel engine platforms, the CAT 161-1785 fuel injector is an OEM-equivalent industrial-grade electronic unit injection component with a verified cross-reference to part number 0R-8477. Calibrated to match original equipment performance requirements, it supports a broad range of use cases across construction, mining, heavy-duty transportation, marine propulsion, and on-site power generation. It is a standardized component for global aftermarket replacement, fleet maintenance, engine overhaul, and industrial engine rebuilding programs.
Manufactured under strict quality control protocols, the 161-1785 injector delivers accurate fuel metering and fine atomization per commands from the engine’s electronic control module (ECM). Its precisely timed injection promotes full, efficient combustion, reducing fuel consumption and exhaust emissions while supporting stable idle, improved cold starting, enhanced throttle response, and consistent power output under heavy operating loads. Its heavy-duty construction also delivers extended service life and reliable performance for high-utilization equipment.
Prospective buyers are recommended to verify fitment via engine serial number before ordering, as the injector is compatible with multiple C10 variants covering industrial, truck, generator set, and marine power engine configurations. Installation must follow CAT specifications with sealing components replaced, while routine service requires high-quality diesel, scheduled fuel filter changes, and regular system diagnostics. Every injector comes with a 12-month warranty for qualified replacement applications.

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector

 

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 1

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 2

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 3

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 4

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 5

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 6

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 7

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 8

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 9

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 10

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator original new injector detail 11

Caterpillar original Fuel Injector Assembly Replacement: 161-1785, 166-0149, 147-0373, 137-2500 Diesel Injector, Fits Caterpillar 3176C C10 Loader Bulldozer Excavator 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