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Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector
Detail Information
Place of Origin:
USA
Certification:
Contact: 86+ 19959162250
Product Name:
Caterpillar Injector
OE NO:
0R-8633
OE NO1:
0R-8633
OE NO2:
0R-8633
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 HEUI fuel injector 0R-8633

,

OEM fit diesel injector C3126

,

heavy duty diesel engine injector

Product Description

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector

Fuel Type

Diesel

Condition

Original New

Applicable Engine

Caterpillar 3126, Caterpillar 3126B, Caterpillar 3126E, Caterpillar 3126 Marine Engine, Caterpillar 3126 Industrial Engine, Caterpillar 3126 Generator Engine

Injector Type

Electronic Fuel Injector

Quality Standard

OEM Grade

Packaging

Export Standard Packaging

Fuel System

Electronic Diesel Fuel Injection System

OE Number

0R-8633, 0R8633

Brand

Caterpillar (CAT)

Cross Number / Universal Number

10R-0955, 10R0955, 4P-9077, 4P9077

Vehicle / Equipment Application

Excavators, Wheel Loaders, Backhoe Loaders, Power Generators, Marine Propulsion Systems, Commercial Trucks, Agricultural Equipment, Industrial Power Units

Application Type

Heavy Duty Diesel Engine Applications for Construction, Industrial, Marine, Commercial Truck, Power Generation and Agricultural Sectors

Engineered as a precision fuel system component for Caterpillar 3126 series diesel engines, the 0R-8633 electronic fuel injector delivers OEM-grade performance for demanding heavy-duty operating environments. As a validated replacement solution, it is compatible with 3126, 3126B, and 3126E engine variants across standard, marine, industrial, and generator configurations, with cross-reference support for 10R-0955/10R0955 and 4P-9077/4P9077 part numbers. It is built to align with strict Caterpillar fuel system specifications for seamless fit and function.

Operating within the engine’s electronic fuel injection system, the 0R-8633 injector routes incoming fuel through precision-machined nozzle holes, where electronic control signals trigger high-pressure atomization and calibrated fuel delivery directly into the combustion chamber. This optimized spray pattern enables more complete combustion, delivering improved fuel economy, stable power output, faster engine response, and reduced exhaust emissions. Its corrosion-resistant high-strength alloy steel construction withstands harsh operating conditions to extend usable service life.

The injector supports a broad range of heavy-duty equipment, including excavators, wheel loaders, backhoe loaders, power generators, marine propulsion systems, commercial trucks, agricultural equipment, and industrial power units. Each unit meets OEM quality standards and ships in export-standard protective packaging to preserve integrity during global logistics. For B2B fleet maintenance and equipment service operators, it provides a reliable replacement solution that lowers long-term operating costs and reduces unplanned downtime.

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 1

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 2

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 3

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 4

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 5

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 6

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 7

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 8

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 9

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 10

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application original new injector detail 11

Caterpillar original HEUI Fuel Injector Diesel Auto Parts 0R-8633 Replacement for OEM Fit C3126 3126 Engine Excavator 322C 325C Truck, for heavy duty diesel engine application 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