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Company News About The c-at 0R-8633 fuel injector is a high-performance, OEM-standard electromagnetic fuel injector exclusively designed for c-aterpillar 3126, 3114, and 3116 diesel engines, serving as a direct replacement for original factory injectors to restore engine power, optimize fuel efficiency, and meet strict emission standards.

The c-at 0R-8633 fuel injector is a high-performance, OEM-standard electromagnetic fuel injector exclusively designed for c-aterpillar 3126, 3114, and 3116 diesel engines, serving as a direct replacement for original factory injectors to restore engine power, optimize fuel efficiency, and meet strict emission standards.

2026-04-07

The c-at 0R-8633 fuel injector is a high-performance, OEM-standard electromagnetic fuel injector exclusively designed for c-aterpillar 3126, 3114, and 3116 diesel engines, serving as a direct replacement for original factory injectors to restore engine power, optimize fuel efficiency, and meet strict emission standards. Built with premium high-strength alloy steel and precision-machined internal components, this injector undergoes 100% factory testing for spray pattern, fuel delivery accuracy, leakage, and electrical performance, ensuring consistent and reliable operation under heavy-duty working conditions.

Unlike inferior aftermarket replacements, the 0R-8633 injector features precise ECU-controlled solenoid valve technology, delivering uniform fuel atomization and accurate injection timing to eliminate rough idling, black smoke, and excessive fuel consumption. It is engineered to withstand high-pressure and high-temperature operating environments, with an extended service life of over 1,000,000 injection cycles, making it the ideal choice for construction machinery, mining equipment, and commercial vehicles powered by c-at 3126 series engines. This injector fully matches original part specific-ations, enabling plug-and-play installation without modific-ation, reducing downtime and maintenance costs for equipment owners and repair shops worldwide.

Core Product Specific-ations

Parameter Item	Detailed Value
Part Number	0R-8633 (0R8633)
Product Type	Electromagnetic Common Rail Fuel Injector
Control Mode	ECU Electronic Solenoid Valve Control
Material	High-Strength Alloy Steel Body, Precision-Ground Internal Components
Net Weight	0.5 kg
Gross Weight	0.55 kg
Condition	Brand New OEM Standard Replacement
Testing Standard	100% Tested for Spray, Leakage, Flow Rate & Electrical Resistance

Compatible Engine & Equipment Models

Applicable Engine Series	Matching Equipment Types
c-at 3126 Diesel Engine	Excavators, Loaders, Construction Machinery, Commercial Trucks
c-at 3114 Diesel Engine	Industrial Power Units, Agricultural Machinery, Mining Equipment
c-at 3116 Diesel Engine	Medium-Duty Construction Equipment, Generator Sets, Material Handling Machines

Cross Reference Replacement Part Numbers

Original c-at Part Numbers	Interchangeable Aftermarket Numbers
162-0218, 1620218	Direct Interchange with OEM Specs
0R-8633, 0R8633	Universal Fit for c-at 3126/3114/3116 Engines

Key Product Advantages & Benefits

Advantage c-ategory	Core Benefits for Users
Precision Fuel Delivery	Uniform fuel atomization, accurate injection timing, improved engine power output, reduced fuel waste by up to 15% compared to worn injectors
Heavy-Duty Durability	High-temperature and high-pressure resistance, extended cycle life (≥1,000,000 injection cycles), less frequent replacements, lower long-term maintenance cost
OEM Compatibility	Direct plug-and-play installation, no modific-ation required, perfect fit with original engine systems, eliminates compatibility issues and installation downtime
Emission Compliance	Optimized combustion process, reduced black smoke and harmful exhaust emissions, meets global environmental and engine emission standards
Reliable Performance	100% pre-delivery testing, stable operation in harsh working conditions, eliminates rough idling, engine stalling, and abnormal noise issues

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Core Product Specific-ations

Compatible Engine & Equipment Models

Cross Reference Replacement Part Numbers

Key Product Advantages & Benefits

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