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Basic Product Specific-ations This section lists core technical parameters of 127-8211 fuel injector, all data strictly aligned with c-at OEM standards to ensure full compatibility and stable performance for c-at 3116 engines, presented clearly for customers to verify, match and reference quickly. Specific-ation Item Detailed Parameter Part Number 127-8211 (c-at OEM Equivalent Direct Replacement) Compatible Engine c-aterpillar 3116 Diesel Engine (Exclusive Dedic-ated Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Main Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal sealing parts Working Pressure 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.55kg / 1.21lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% Full Performance Tested Before Shipment Applicable Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Numbers The 127-8211 fuel injector fits all c-at 3116 engine-powered heavy equipment, covering mainstream applic-ation scenarios, and matches a full set of cross-reference part numbers to facilitate quick inventory matching, batch replacement and reduced equipment maintenance downtime, ideal for wholesale, repair shops and end-user procurement. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1278211, 127-8209, 127-8207, 127-8205 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 107-7773, 107-7734, 107-7733 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 107-7732, 107-1230, 105-1694 Core Product Advantages & Key Features Our c-at 127-8211 injector outperforms generic aftermarket parts, adopting ultra-precision CNC machining and multi-layer strict quality control to fully replic-ate and exceed OEM performance standards, with core advantages specially optimized for long-term heavy-duty operation, as detailed in the table below: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Optimized Combustion Adopts high-precision CNC fine grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It generates an optimized conical fog spray pattern, achieving full and sufficient fuel combustion, reducing fuel consumption by up to 8-10%, effectively eliminating black smoke, white smoke and abnormal exhaust emissions, and fully restoring engine rated power and torque output under heavy continuous load. High Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and professional anti-corrosion coating treatment, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical friction wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, cutting down frequent replacement costs and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later professional calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility issues and subsequent engine performance abnormalities, saving maintenance time and labor costs significantly. Rigorous Full-Spectrum Pre-Shipment Testing Each 127-8211 injector undergoes 6 strict professional quality tests before delivery: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box, with zero early failure risks. Harsh Environment Adaptability Specially optimized for tough working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains consistent injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation, adapting to various complex working scenarios.  

Basic Product Specific-ations This section lists core technical parameters of 127-8209 fuel injector, all data strictly aligned with c-at OEM standards to ensure full compatibility and stable performance for c-at 3116 engines, presented clearly for customers to verify, match and reference quickly. Specific-ation Item Detailed Parameter Part Number 127-8209 (c-at OEM Equivalent Direct Replacement) Compatible Engine c-aterpillar 3116 Diesel Engine (Exclusive Dedic-ated Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Main Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal sealing parts Working Pressure 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.55kg / 1.21lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% Full Performance Tested Before Shipment Applicable Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Numbers The 127-8209 fuel injector fits all c-at 3116 engine-powered heavy equipment, covering mainstream applic-ation scenarios, and matches a full set of cross-reference part numbers to facilitate quick inventory matching, batch replacement and reduced equipment maintenance downtime, ideal for wholesale, repair shops and end-user procurement. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1278209, 127-8207, 127-8205, 107-7773 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 107-7734, 107-7733, 107-7732 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 107-1230, 105-1694, 7E-9585 Core Product Advantages & Key Features Our c-at 127-8209 injector outperforms generic aftermarket parts, adopting ultra-precision CNC machining and multi-layer strict quality control to fully replic-ate and exceed OEM performance standards, with core advantages specially optimized for long-term heavy-duty operation, as detailed in the table below: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Optimized Combustion Adopts high-precision CNC fine grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It generates an optimized conical fog spray pattern, achieving full and sufficient fuel combustion, reducing fuel consumption by up to 8-10%, effectively eliminating black smoke, white smoke and abnormal exhaust emissions, and fully restoring engine rated power and torque output under heavy continuous load. High Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and professional anti-corrosion coating treatment, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical friction wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, cutting down frequent replacement costs and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later professional calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility issues and subsequent engine performance abnormalities, saving maintenance time and labor costs significantly. Rigorous Full-Spectrum Pre-Shipment Testing Each 127-8209 injector undergoes 6 strict professional quality tests before delivery: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box, with zero early failure risks. Harsh Environment Adaptability Specially optimized for tough working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains consistent injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation, adapting to various complex working scenarios. Common c-at 3116 Engine Faults Solved Replacing worn or faulty injectors with our premium 127-8209 fuel injector can quickly resolve typical chronic fuel system failures of c-at 3116 engines, restore peak engine performance and effectively reduce long-term operating costs, solving the following frequent issues: Engine power loss, slow acceleration, insufficient torque and weak operation under heavy load Excessive fuel consumption, sharp rise in daily fuel and equipment operating costs Abnormal exhaust emissions failing environmental protection standards, visible smoke during operation Engine rough idle, frequent stalling, unstable idle speed and obvious abnormal mechanical noise Fuel leakage at injector mounting interface, fuel dilution of engine oil and premature wear of internal engine parts  

Specific-ation Item Detailed Parameter Part Number 127-8207 (c-at OEM Equivalent Direct Replacement) Compatible Engine c-aterpillar 3116 Diesel Engine (Exclusive Dedic-ated Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Main Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal sealing parts Working Pressure 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.55kg / 1.21lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% Full Performance Tested Before Shipment Applicable Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Numbers The 127-8207 fuel injector fits all c-at 3116 engine-powered heavy equipment, covering multiple applic-ation scenarios, and matches a full set of cross-reference part numbers to facilitate quick inventory matching and batch replacement, reducing equipment maintenance downtime effectively. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1278207, 127-8205, 107-7773, 107-7734 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 107-7733, 107-7732, 107-1230 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 105-1694, 7E-9585, 0R-3742 Core Product Advantages & Key Features Our c-at 127-8207 injector outperforms ordinary aftermarket parts, adopting ultra-precision machining and multi-layer quality control to replic-ate and exceed OEM performance, with core advantages tailored for long-term heavy-duty use, as detailed in the table below: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Optimized Combustion Adopts high-precision CNC grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It forms an optimized conical fog spray pattern, achieving full and sufficient fuel combustion, reducing fuel consumption by up to 8-10%, effectively eliminating black/white/blue smoke and abnormal exhaust emissions, and fully restoring engine rated power and torque under heavy load. High Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and anti-corrosion coating, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, cutting down frequent replacement costs and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Easy Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility issues and subsequent engine performance abnormalities, saving maintenance time and labor costs. Rigorous Pre-Shipment Testing Each 127-8207 injector undergoes 6 strict full-spectrum quality tests before delivery: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box, with zero early failure risks. Harsh Environment Adaptability Specially optimized for tough working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains consistent injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation, adapting to various complex working scenarios. Common c-at 3116 Engine Faults Solved Replacing faulty or worn injectors with our 127-8207 fuel injector can quickly resolve typical chronic fuel system failures of c-at 3116 engines, restoring peak performance and lowering long-term operating costs, solving the following common issues: Engine power loss, slow acceleration, insufficient torque and weak operation under heavy load Excessive fuel consumption, sharp rise in daily fuel and equipment operating costs Abnormal exhaust emissions failing environmental protection standards, visible smoke during operation Engine rough idle, frequent stalling, unstable idle speed and obvious abnormal mechanical noise Fuel leakage at injector interface, fuel dilution of engine oil and premature wear of internal engine parts  

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 127-8205 (c-at OEM Equivalent Direct Replacement) Compatible Engine Series c-aterpillar 3116 Diesel Engine (Exclusive Precision Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Premium Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal seals Working Pressure Range 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.55kg / 1.21lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% End-of-Line Performance Tested Applic-ation Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Part Numbers This 127-8205 fuel injector is fully compatible with all c-at 3116 engine-powered heavy equipment, covering mainstream construction machinery, industrial power units, marine auxiliary engines and heavy-duty off-highway mining vehicles. It matches a full set of cross-reference part numbers for quick inventory matching, batch replacement, and maximum reduction of equipment maintenance downtime, making it easy for customers to find and replace regardless of inventory coding differences. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1278205, 107-7773, 107-7734, 107-7733 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 107-7732, 107-1230, 105-1694 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 7E-9585, 0R-3742, 4P-2995 Core Product Advantages & Key Features Our c-at 3116 127-8205 injector outperforms generic aftermarket parts, adopting ultra-precision manufacturing processes and multi-layer strict quality control to fully replic-ate and even exceed OEM performance standards. Every detail is optimized for long-term heavy-duty use, making it the most cost-effective and reliable replacement option for c-at 3116 engine fuel system maintenance and repair: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Full Combustion Adopts high-precision CNC machining and fine grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It generates an optimized conical fog spray pattern, enabling complete and sufficient fuel combustion, reducing fuel consumption by up to 8-10% and effectively eliminating black smoke, white smoke and abnormal exhaust emissions, fully restoring engine rated power and torque output under heavy continuous load. Extraordinary Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and professional anti-corrosion coating treatment, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical friction wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, reducing frequent replacement costs and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility problems and subsequent engine performance abnormalities. Rigorous Full-Spectrum Pre-Shipment Testing Each 127-8205 injector undergoes 6 strict professional quality tests before leaving the factory: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box. Harsh Environment Adaptability Specially optimized for harsh working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains consistent injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation. Why Choose Our 127-8205 c-at 3116 Injector? We specialize in manufacturing and supplying high-quality aftermarket replacement parts for c-aterpillar heavy-duty diesel engines, with core advantages of OEM-level performance, strict quality control and budget-friendly pricing. Our 127-8205 fuel injector combines perfect compatibility, rugged durability and stable performance, serving as a reliable and cost-efficient alternative to genuine c-aterpillar parts. Backed by comprehensive pre-shipment inspection and professional after-sales support, it delivers long-term stable performance for your c-at 3116 engine, whether for routine preventive maintenance, emergency fault repair or complete engine rebuild, helping you minimize equipment downtime and maximize on-site work efficiency.  

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 107-7773 (c-at OEM Equivalent Direct Replacement) Compatible Engine Series c-aterpillar 3116 Diesel Engine (Exclusive Precision Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Premium Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal seals Working Pressure Range 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.54kg / 1.19lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% End-of-Line Performance Tested Applic-ation Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Part Numbers This 107-7773 fuel injector is fully compatible with all c-at 3116 engine-powered heavy equipment, covering mainstream construction machinery, industrial power units, marine auxiliary engines and heavy-duty off-highway mining vehicles. It matches a full set of cross-reference part numbers for quick inventory matching, batch replacement, and maximum reduction of equipment maintenance downtime. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1077773, 107-7734, 107-7733, 107-7732 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 107-1230, 105-1694, 7E-9585 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 0R-3742, 4P-2995, 127-8216 Core Product Advantages & Key Features Our c-at 3116 107-7773 injector outperforms generic aftermarket parts, adopting ultra-precision manufacturing processes and multi-layer strict quality control to fully replic-ate and even exceed OEM performance standards. The following core features make it the most cost-effective and reliable replacement option for c-at 3116 engine fuel system maintenance and repair: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Full Combustion Adopts high-precision CNC machining and fine grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It generates an optimized conical fog spray pattern, enabling complete and sufficient fuel combustion, reducing fuel consumption by up to 8-10% and effectively eliminating black smoke, white smoke and abnormal exhaust emissions, fully restoring engine rated power and torque output under heavy continuous load. Extraordinary Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and professional anti-corrosion coating treatment, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical friction wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, reducing frequent replacement costs and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility problems and subsequent engine performance abnormalities. Rigorous Full-Spectrum Pre-Shipment Testing Each 107-7773 injector undergoes 6 strict professional quality tests before leaving the factory: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box. Harsh Environment Adaptability Specially optimized for harsh working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains consistent injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation. Common c-at 3116 Engine Faults Solved by 107-7773 Injector Replacing worn or faulty injectors with our premium 107-7773 fuel injector can quickly resolve typical chronic fuel system failures of c-at 3116 engines, restore peak engine performance and effectively reduce long-term operating costs: Engine power loss, slow acceleration, insufficient torque and weak operation under heavy load Excessive fuel consumption, sharp increase in daily fuel and equipment operating costs Abnormal exhaust emissions (black smoke, white smoke, blue smoke) failing environmental protection standards Engine rough idle, frequent stalling, unstable idle speed and obvious abnormal mechanical noise Fuel leakage at injector mounting interface, fuel dilution of engine oil and premature wear of engine internal parts    

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 107-7734 (c-at OEM Equivalent Direct Replacement) Compatible Engine Series c-aterpillar 3116 Diesel Engine (Exclusive Precision Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Premium Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal seals Working Pressure Range 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.54kg / 1.19lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% End-of-Line Performance Tested Applic-ation Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Part Numbers This 107-7734 fuel injector is fully compatible with all c-at 3116 engine-powered heavy equipment, covering mainstream construction machinery, industrial power units, marine auxiliary engines and heavy-duty off-highway mining vehicles. It matches a full set of cross-reference part numbers for quick inventory matching, batch replacement, and maximum reduction of equipment maintenance downtime. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1077734, 107-7733, 107-7732, 107-1230 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 105-1694, 7E-9585, 0R-3742 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 4P-2995, 127-8216, 160-1694 Core Product Advantages & Key Features Our c-at 3116 107-7734 injector outperforms generic aftermarket parts, adopting ultra-precision manufacturing processes and multi-layer strict quality control to fully replic-ate and even exceed OEM performance standards. The following core features make it the most cost-effective and reliable replacement option for c-at 3116 engine fuel system maintenance and repair: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Full Combustion Adopts high-precision CNC machining and fine grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It generates an optimized conical fog spray pattern, enabling complete and sufficient fuel combustion, reducing fuel consumption by up to 8-10% and effectively eliminating black smoke, white smoke and abnormal exhaust emissions, fully restoring engine rated power and torque output under heavy continuous load. Extraordinary Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and professional anti-corrosion coating treatment, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical friction wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, reducing frequent replacement costs and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility problems and subsequent engine performance abnormalities. Rigorous Full-Spectrum Pre-Shipment Testing Each 107-7734 injector undergoes 6 strict professional quality tests before leaving the factory: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box. Harsh Environment Adaptability Specially optimized for harsh working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains consistent injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation. Common c-at 3116 Engine Faults Solved by 107-7734 Injector Replacing worn or faulty injectors with our premium 107-7734 fuel injector can quickly resolve typical chronic fuel system failures of c-at 3116 engines, restore peak engine performance and effectively reduce long-term operating costs: Engine power loss, slow acceleration, insufficient torque and weak operation under heavy loa Excessive fuel consumption, sharp increase in daily fuel and equipment operating costs Abnormal exhaust emissions (black smoke, white smoke, blue smoke) failing environmental protection standards Engine rough idle, frequent stalling, unstable idle speed and obvious abnormal mechanical noise Fuel leakage at injector mounting interface, fuel dilution of engine oil and premature wear of engine internal parts Professional Installation & Maintenance Tips To ensure balanced cylinder performance and maximum engine efficiency, it is strongly recommended to replace all cylinder injectors in sets for c-at 3116 engines; avoid mixing old and new injectors to prevent unbalanced cylinder operation and secondary engine damage. Thoroughly clean the entire engine fuel system, flush fuel pipelines, and replace the fuel filter and fuel water separator before installation to block impurities from damaging the new injector and prolong its service life. Use a calibrated professional torque wrench for installation, strictly follow c-at factory recommended torque standards to avoid loose interfaces, fuel leakage or damaged injector threads. After installation, start the engine and idle stably for 5-10 minutes, check for fuel leakage, abnormal noise and unstable operation, then conduct a short light-load test run before formal heavy-duty use. Why Choose Our 107-7734 c-at 3116 Injector? We specialize in manufacturing and supplying high-quality aftermarket replacement parts for c-aterpillar heavy-duty diesel engines, with core advantages of OEM-level performance, strict quality control and budget-friendly pricing. Our 107-7734 fuel injector combines perfect compatibility, rugged durability and stable performance, serving as a reliable and cost-efficient alternative to genuine c-aterpillar parts. Backed by comprehensive pre-shipment inspection and professional after-sales support, it delivers long-term stable performance for your c-at 3116 engine, whether for routine preventive maintenance, emergency fault repair or complete engine rebuild, helping you minimize equipment downtime and maximize on-site work efficiency.  

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 107-7733 (c-at OEM Equivalent Direct Replacement) Compatible Engine Series c-aterpillar 3116 Diesel Engine (Exclusive Precision Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Premium Material High-strength quenched & tempered alloy steel body, precision-ground plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature & corrosion-resistant internal seals Working Pressure Range 40-120MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.54kg / 1.19lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% End-of-Line Performance Tested Applic-ation Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Part Numbers This 107-7733 fuel injector is fully compatible with all c-at 3116 engine-powered heavy equipment, covering mainstream construction machinery, industrial power units, marine auxiliary engines and heavy-duty off-highway mining vehicles. It matches a full set of cross-reference part numbers for quick inventory matching, batch replacement, and maximum reduction of equipment maintenance downtime. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Road Compactors 1077733, 107-7732, 107-1230, 105-1694 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Fixed Industrial Power Units 7E-9585, 0R-3742, 4P-2995 Marine & Mining Vehicles Marine Auxiliary Engines, Off-highway Mining Trucks, Engineering Support Vehicles with 3116 Engine 127-8216, 8N-7005, 160-1694 Core Product Advantages & Key Features Our c-at 3116 107-7733 injector outperforms ordinary aftermarket parts, adopting ultra-precision manufacturing processes and multi-layer strict quality control to fully replic-ate and even exceed OEM performance standards. The following core features make it the most cost-effective and reliable replacement option for c-at 3116 engine fuel system maintenance and repair: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Full Combustion Adopts high-precision CNC machining and grinding technology, with internal matching clearance strictly controlled within 1-2μm, ensuring consistent fuel injection volume and accurate timing synchronization with engine operation. It forms an optimized conical fog spray pattern, realizing full and sufficient fuel combustion, reducing fuel consumption by up to 8-10% and effectively eliminating black smoke, white smoke and abnormal exhaust emissions, fully restoring engine rated power and torque output under heavy load. Extraordinary Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and professional anti-corrosion coating treatment, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical friction wear. Designed to withstand more than 1.3 million injection cycles under heavy load, greatly extending service life, reducing the cost of frequent replacement and avoiding unexpected equipment shutdown losses. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, realizing true plug-and-play installation without any modific-ation, regrinding or later calibration. It perfectly matches the original engine fuel rail and mounting position, completely avoiding installation errors, compatibility problems and subsequent engine performance abnormalities. Rigorous Full-Spectrum Pre-Shipment Testing Each 107-7733 injector undergoes 6 strict professional quality tests before leaving the factory: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box. Harsh Environment Adaptability Specially optimized for harsh working conditions, suitable for long-term stable operation in high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. It maintains stable injection performance under variable load fluctuations, effectively preventing engine misfiring, rough idle and sudden failures during heavy-duty operation. Common c-at 3116 Engine Faults Solved by 107-7733 Injector Replacing worn or faulty injectors with our premium 107-7733 fuel injector can quickly resolve typical chronic fuel system failures of c-at 3116 engines, restore peak engine performance and effectively reduce long-term operating costs: Engine power loss, slow acceleration, insufficient torque and weak operation under heavy load Excessive fuel consumption, sharp increase in daily fuel and equipment operating costs Abnormal exhaust emissions (black smoke, white smoke, blue smoke) failing environmental protection standards Engine rough idle, frequent stalling, unstable idle speed and obvious abnormal mechanical noise Fuel leakage at injector mounting interface, fuel dilution of engine oil and premature wear of engine internal parts Professional Installation & Maintenance Tips To ensure balanced cylinder performance and maximum engine efficiency, it is strongly recommended to replace all cylinder injectors in sets for c-at 3116 engines; avoid mixing old and new injectors to prevent unbalanced cylinder operation and secondary damage to the engine. Thoroughly clean the entire engine fuel system, flush the fuel pipeline, and replace the fuel filter and fuel water separator before installation to prevent impurities from entering and damaging the new injector, prolonging its service life. Use a calibrated professional torque wrench for installation, strictly follow the torque standards recommended by the c-at factory to avoid loose interface, fuel leakage or damage to injector threads. After installation, start the engine and idle stably for 5-10 minutes, check for fuel leakage, abnormal noise and unstable operation, and then conduct a short light-load test run before formal heavy-duty use.  

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 107-7732 (c-at OEM Equivalent Direct Replacement) Compatible Engine Series c-aterpillar 3116 Diesel Engine (Exclusive Precision Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Heavy-Duty Fuel Injector Premium Material High-strength quenched & tempered alloy steel body, precision-ground internal plunger & barrel assembly, hardened wear-resistant needle valve, high-temperature corrosion-resistant internal seals Working Pressure Range 42-118MPa (Strict OEM Calibration, Stable Pressure Output) Net Weight 0.53kg / 1.17lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Replacement Part Quality Certific-ation ISO 9001 Certified, 100% End-of-Line Performance Tested Applic-ation Fuel Low-sulfur diesel, standard heavy-duty on/off-highway diesel fuel Compatible Equipment & Cross Reference Part Numbers This 107-7732 fuel injector is fully compatible with all c-at 3116 engine-powered heavy equipment, covering mainstream construction machinery, industrial power units, marine auxiliary engines and heavy-duty off-highway trucks. It matches multiple cross-reference part numbers for quick inventory matching, batch replacement, and reduced equipment maintenance downtime. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders, Compactors 1077732, 107-1230, 105-1694, 7E-9585 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors, Industrial Power Units 0R-3742, 4P-2995, 127-8216 Marine & Heavy Vehicles Marine Auxiliary Engines, Off-highway Trucks, Mining Support Vehicles with 3116 Engine 8N-7005, 4W-7012, 160-1694 Core Product Advantages & Key Features Our c-at 3116 107-7732 injector is built to outperform generic aftermarket parts, adopting precision manufacturing processes and strict multi-layer quality control to replic-ate and exceed OEM performance standards. The following core features make it the most cost-effective and reliable replacement option for c-at 3116 engine fuel system maintenance and repair: Feature c-ategory Detailed Advantage Description Precision Fuel Injection & Combustion Adopts ultra-precision CNC machining technology, with internal matching clearance controlled within 1-2μm to guarantee consistent fuel injection volume and accurate timing synchronization. Forms optimized conical spray pattern for complete and sufficient fuel combustion, reducing fuel consumption by up to 7-10% and effectively eliminating black smoke, white smoke and abnormal exhaust emissions, fully restoring engine rated power and torque output. Extreme Durability & Wear Resistance Forged from high-strength heat-treated alloy steel with double surface hardening and anti-corrosion coating, resistant to long-term diesel corrosion, high-pressure fuel impact and continuous mechanical wear. Designed to withstand over 1.3 million injection cycles under heavy load, significantly extending service life, cutting down frequent replacement costs and minimizing unexpected equipment downtime. Direct OEM Fit & Hassle-Free Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation torque parameters, true plug-and-play installation without any modific-ation, regrinding or professional calibration. Perfectly matches the original engine fuel rail and mounting points, avoiding installation errors, compatibility issues and subsequent engine performance abnormalities. Rigorous Pre-Shipment Testing Each 107-7732 injector undergoes 6 strict full-spectrum quality tests before delivery: spray pattern uniformity test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability simulation test and anti-vibration test. 100% qualified before shipment, ensuring stable and reliable performance right out of the box. Harsh Environment Adaptability Engineered for long-term stable operation in extreme working conditions including high-temperature construction sites, dusty mines, humid marine environments and remote industrial areas. Maintains consistent injection performance under variable load fluctuations, prevents engine misfiring, rough idle and sudden failures during heavy-duty operation. Common c-at 3116 Engine Faults Solved by 107-7732 Injector Replacing worn or faulty injectors with our premium 107-7732 fuel injector can quickly resolve typical chronic fuel system failures of c-at 3116 engines, restore peak engine performance and lower long-term operating costs effectively: Engine power loss, slow acceleration, insufficient torque and weak operation under heavy load Excessive fuel consumption, sharp increase in daily fuel and operating costs Abnormal exhaust emissions (black smoke, white smoke, blue smoke) failing environmental standards Engine rough idle, frequent stalling, unstable idle speed and abnormal mechanical noise Fuel leakage at injector mounting interface, fuel dilution of engine oil and premature engine internal wear Professional Installation & Maintenance Tips For balanced cylinder performance and maximum engine efficiency, it is highly recommended to replace all cylinder injectors in sets for c-at 3116 engines; avoid mixing old and new injectors to prevent unbalanced cylinder operation and secondary damage. Thoroughly clean the entire engine fuel system, flush fuel lines, and replace the fuel filter and fuel water separator before installation to block impurities from damaging the new injector and prolong its service life. Use a calibrated professional torque wrench for installation, strictly follow c-at factory recommended torque standards to avoid loose interface, fuel leakage or damaged injector threads.      

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 107-1230 (c-at OEM Equivalent Replacement) Compatible Engine Series c-aterpillar 3116 Diesel Engine (Exclusive Fit) Injector Type Mechanical Unit Injector (MUI), Pencil Type Fuel Injector Premium Material High-strength heat-treated alloy steel body, precision-ground internal plunger assembly, hardened wear-resistant needle valve, corrosion-resistant internal seals Working Pressure Range 45-115MPa (Factory Calibrated, Strictly Matches OEM Pressure) Net Weight 0.52kg / 1.15lbs Product Condition Brand New, OEM Standard, Non-Genuine c-at Part (Direct Replacement) Quality Certific-ation ISO 9001 Certified, 100% End-of-Line Performance Tested Applic-ation Fuel Low-sulfur diesel, standard heavy-duty diesel fuel Compatible Equipment & Cross Reference Part Numbers This 107-1230 fuel injector is fully compatible with all c-at 3116 engine-powered heavy equipment, covering mainstream construction machinery, industrial power units, marine auxiliary engines and heavy trucks. It also matches multiple cross-reference part numbers for quick inventory matching and replacement, reducing downtime for equipment maintenance. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at 3116 Engine Excavators, Wheel Loaders, Bulldozers, Motor Graders 1071230, 105-1694, 7E-9585, 0R-3742 Industrial Power 3116 Engine-driven Generators, Water Pumps, Air Compressors 4P-2995, 127-8216, 3116-INJ Marine & Heavy Vehicles Marine Auxiliary Engines, Heavy-duty Trucks, Off-highway Vehicles with 3116 Engine 8N-7005, 4W-7012, 160-1694 Core Product Advantages & Key Features Our c-at 3116 107-1230 injector is built to outperform generic aftermarket parts, adopting premium manufacturing processes and strict quality control to replic-ate and even exceed OEM performance standards. The following core features make it the most reliable replacement option for c-at 3116 engine fuel system maintenance: Feature c-ategory Detailed Advantage Description Precision Fuel Injection Adopts ultra-precision machining technology, with internal clearance controlled within 1-2μm to ensure consistent fuel injection volume and accurate timing. Forms optimized conical spray pattern for complete fuel combustion, reducing fuel consumption by up to 7-9% and effectively eliminating black smoke, white smoke and abnormal exhaust emissions, fully meeting engine power output requirements. Extreme Wear & Corrosion Resistance Made of high-strength heat-treated alloy steel with surface hardening and anti-corrosion treatment, resistant to diesel corrosion, high-pressure impact and continuous wear. Designed to withstand over 1.2 million injection cycles under heavy load, significantly extending service life and reducing the cost of frequent injector replacements and equipment downtime. Direct OEM Fit & Easy Installation Manufactured 1:1 according to original c-at 3116 engine dimensions, interface standards and installation parameters, plug-and-play installation without any modific-ation, grinding or adjustment. Perfectly matches the original engine fuel system, avoiding installation errors, compatibility issues and subsequent engine performance abnormalities. Rigorous Full-Spectrum Testing Each 107-1230 injector undergoes 6 strict pre-shipment tests: spray pattern test, static leakage test, dynamic pressure stability test, fuel delivery accuracy test, high-temperature durability test and vibration resistance test. 100% qualified before delivery, ensuring stable and reliable performance right out of the box. Harsh Environment Adaptability Suitable for long-term operation in high-temperature, high-vibration, dusty and humid harsh environments, including construction sites, mines, marine engineering and remote industrial areas. Stable performance under variable load conditions, maintaining consistent engine operation and avoiding sudden failures during heavy-duty work. Common c-at 3116 Engine Faults Solved by 107-1230 Injector Replacing faulty injectors with our premium 107-1230 fuel injector can quickly resolve typical fuel system failures of c-at 3116 engines, restoring engine performance and reducing operating costs effectively:   Engine power loss, slow acceleration, insufficient torque and weak operation under load     Excessive fuel consumption, increased daily operating and fuel costs     Abnormal exhaust emissions (black smoke, white smoke, blue smoke) and non-compliance with environmental standards     Engine rough idle, frequent stalling, unstable speed and abnormal noise     Fuel leakage at injector interface, fuel dilution of engine oil and premature wear of engine internal components    

Basic Product Specific-ations Specific-ation Item Detailed Parameter Part Number 105-1694 (c-at OEM Equivalent) Compatible Engine Series c-aterpillar 3116 Diesel Engine Injector Type Mechanical Unit Injector (MUI) Material High-strength alloy steel body, precision-ground internal components, hardened needle valve assembly Working Pressure Range 40-120MPa (Factory Calibrated) Net Weight 0.5kg / 1.1lbs Condition Brand New, OEM Standard, Non-Genuine c-aterpillar Part (Direct Replacement) Certific-ation ISO 9001 Certified, 100% End-of-Line Tested Compatible Equipment & Cross Reference This 105-1694 injector is fully compatible with a wide range of heavy-duty equipment powered by c-at 3116 engines, covering construction machinery, industrial generators, marine engines, and more. It also matches multiple cross-reference part numbers for easy replacement and inventory matching. Applic-ation Scenario Compatible Equipment Models Cross Reference Part Numbers Construction Machinery c-at Excavators, Loaders, Bulldozers equipped with 3116 engine 160-1694, 7E-9585, 0R-3742 Industrial Power 3116 Engine-driven Generators, Pumps 4P-2995, 127-8216 Marine & Vehicle Marine Auxiliary Engines, Heavy-duty Trucks with 3116 8N-7005, 4W-7012 Core Product Advantages & Features Our c-at 3116 105-1694 injector is built to outperform generic aftermarket parts, with premium design and manufacturing processes that replic-ate OEM performance. Below are the key features that make it the top choice for engine maintenance and repair: Feature c-ategory Detailed Advantage Description Precision Fuel Delivery Adopts precision-machined needle valve assembly with clearance controlled at 1-3μm, ensuring consistent fuel injection volume and timing. Forms optimized S-shaped spray pattern for full combustion, reducing fuel waste by up to 8% and lowering black smoke emissions effectively. Extreme Durability Made of high-strength alloy steel with hardened surface treatment, resistant to fuel corrosion, wear, and high-pressure impact. Built to withstand over 1,000,000 injection cycles under heavy load, extending service life and reducing frequent replacement costs. Direct OEM Fit Manufactured according to original c-at 3116 engine dimensions and interface standards, plug-and-play installation, no modific-ation or adjustment needed. Perfectly matches engine fuel system, avoiding installation errors and compatibility issues. Rigorous Quality Testing Each injector undergoes 5 full rounds of testing: spray pattern test, leakage test, pressure stability test, fuel delivery accuracy test, and durability simulation test. 100% qualified before shipment, ensuring stable performance right out of the box. Wide Environmental Adaptability Suitable for low-sulfur diesel and various heavy-duty working conditions, resistant to high temperature, vibration, and dust. Works stably in construction sites, mines, marine environments, and other harsh scenarios. Common Faults Solved by This Injector Replacing with our 105-1694 injector can quickly resolve typical fuel system failures of c-at 3116 engines, restoring engine power and efficiency: Engine power loss, slow acceleration, and insufficient torque Excessive fuel consumption, increased operating costs Black smoke, white smoke, or abnormal exhaust emissions Engine rough idle, stalling, and unstable operation Fuel leakage, fuel dilution of engine oil, and premature component wear Installation & Maintenance Tips Always replace injectors in sets for 3116 engines to ensure balanced cylinder performance; avoid mixing old and new injectors. Clean the fuel system and replace fuel filter before installation to prevent impurities from damaging the new injector. Use professional torque tools for installation, follow c-at factory torque standards to avoid loose or damaged interfaces. After installation, start the engine and idle for 5-10 minutes, check for fuel leakage and abnormal operation. Why Choose Our 105-1694 Injector? We focus on providing high-quality aftermarket replacement parts for c-aterpillar heavy equipment, with strict quality control and competitive pricing. Our 105-1694 injector combines OEM-level performance, affordable cost, and reliable after-sales support, making it the ideal alternative to genuine c-aterpillar parts. Whether for routine maintenance, emergency repair, or engine rebuild, it delivers consistent performance and long-term reliability for your c-at 3116 engine.  

1. Basic Product Specific-ations Item Details & Key Features Part Number 102-7038 (1027038); interchangeable with 4P-2995, 0R-8471, 0R-8467, 7E-6193, 7E-8952, 7E-9585, 9Y-4982, 10R-8996, 20R-4179 Applicable Engine Primary: c-aterpillar 3116; Secondary: c-at 3114, 3126 diesel engines (direct OEM perfect fit, zero compatibility issues) Product Condition Brand New OEM Standard / Remanufactured to c-at Original Factory Specific-ations; 100% Full Pre-Delivery Tested (leakage, spray pattern, pressure, flow rate full verific-ation) Control Type Mechanical Direct Injection; precision calibrated for c-at 3116 engine fuel supply system and heavy-duty operating characteristics Fuel Compatibility Standard diesel, low-sulfur diesel, high-sulfur diesel, marine diesel; built-in anti-coking, anti-impurity and anti-corrosion internal structure Net Weight 0.7kg – 0.75kg; compact and balanced weight for quick installation, disassembly and routine maintenance Installation Feature Plug-and-Play Direct Replacement; identical mounting holes, interface size and connection specs as original c-at injector, no modific-ation or extra calibration required 2. Core Performance & Technical Parameters Parameter Value Performance Advantage Injection Opening Pressure 30 ± 0.5 MPa Precision matched to c-at 3116 engine load and daily heavy-duty operation, ensuring stable, thorough and efficient fuel combustion under full working conditions, eliminating power lag, fluctuation and weak acceleration issues completely Needle Valve Design Heavy-Duty Case-Hardened Needle Seat Enhanced wear resistance, impact resistance and high-temperature fatigue durability, greatly extending service life under long-hour high-load operation, suitable for continuous heavy-duty work in harsh construction and mining sites Body Processing Precision Hydraulic Grinding & Fine Finishing Ultra-smooth internal surface ensures ultra-precise fuel delivery and uniform cone atomization, effectively reducing fuel waste, black smoke and incomplete combustion, optimizing overall engine power output and response speed Needle-to-Body Gap Micron-Level Ultra-Precise Tolerance Guarantees zero fuel leakage under high working pressure, stable hydraulic performance and consistent engine power output, completely fixing idle jitter and sudden power drop problems Spray Pattern Optimized Cone Atomization (OEM Standard) Significantly improves fuel combustion efficiency, cuts overall fuel consumption by 15%-20%, lowers exhaust emissions and meets global environmental standards for construction and mining machinery Service Life ≥ 2,800,000 Injection Cycles Strong resistance to oxidation, fuel corrosion and mechanical fatigue, performs stably in harsh environments like high dust, extreme temperature and continuous heavy load 3. Material & Structural Advantages Component Material & Craft Benefit for Users Injector Body High-strength forged alloy steel, precision CNC machining, multi-stage heat treatment Withstands ultra-high fuel pressure and extreme temperature fluctuations, anti-deformation and anti-cracking, ensures long-term stable performance even in harsh construction, mining and marine sites Needle Valve Assembly Case-hardened high-carbon alloy steel, precision grinding, anti-wear composite coating Minimizes long-term friction wear, maintains consistent injection accuracy for a long time, reduces maintenance frequency and lowers total equipment replacement costs Sealing Parts High-temperature & oil-resistant fluororubber, precision mold pressing Effectively prevents fuel leakage and air intake, ensures smooth engine idle and steady acceleration, avoids abnormal noise, cylinder misfire and related mechanical failures 4. Applicable Equipment Models Equipment Type c-at Models Powered by 3116 Engine Excavators 320B, 322B, 325B, 330B series Wheel Loaders 928G, 938G, 950G, 950F series Motor Graders 120H, 140H, 160H series Other Heavy Equipment Backhoe loaders, industrial generators, marine power units, mining machinery, asphalt pavers, forklift trucks 5. Core Selling Points (Customer-Focused) Key Advantage Why Choose This 102-7038 Injector 1:1 OEM Perfect Match Identical size, interface and mounting specific-ations as c-aterpillar original injector, direct plug-and-play replacement, no extra calibration or modific-ation needed, greatly saves maintenance downtime and labor costs Heavy-Duty Extreme Durability Hardened needle valve and high-strength alloy body, resists daily wear, fuel corrosion, mechanical impact and fatigue, perfect for high-dust, high-load, long continuous working hours in harsh sites Precise Fuel Control & Fuel Saving Micron-level precision machining and optimized cone atomization design ensure uniform and full fuel combustion, reduce black smoke emissions, cut fuel consumption and boost effective engine power output 100% Full Tested Quality Full inspection including high-pressure leakage test, spray pattern test, fuel pressure test and flow rate calibration before shipment, ultra-low failure rate, reliable performance and reduced customer purchase risks Wide Cross Compatibility Fully compatible with c-at 3116/3114/3126 engines and multiple heavy equipment models, one injector fits various machines, effectively lowers inventory pressure and long-term replacement costs for users 6. Common Replacement Symptoms Power Performance Issues: Engine weak acceleration, unstable idle speed, obvious power drop, difficult cold start in low temperature environments Excessive Fuel Consumption: Visible increase in diesel usage, heavy black or white smoke from exhaust pipe, incomplete fuel combustion Leakage & Mechanical Noise: Fuel leakage around injector body, engine abnormal noise, frequent cylinder misfire during heavy-load operation Overall Performance Decline: Severe engine carbon deposition, reduced engine service life, unstable power output and poor response under load  

fuel injector is a high-performance OEM-spec replacement component professionally engineered for c-aterpillar 3116 diesel engines, with full extended compatibility for c-at 3114 and 3126 engine series. Built with upgraded heavy-duty hardened internal components and precision CNC hydraulic grinding technology, it delivers ultra-stable fuel atomization, zero high-pressure fuel leakage, and enhanced heavy-duty durability, making it the ideal choice for construction, mining, marine, agricultural and industrial heavy equipment operating in harsh conditions. Each unit undergoes 100% full pre-delivery testing covering leakage, spray pattern, fuel pressure and flow rate calibration, featuring a true plug-and-play design that requires no extra calibration or on-site modific-ation, perfectly matching the original c-aterpillar fuel system performance standards and operating parameters for long-term reliable use. 1. Basic Product Specific-ations Item Details & Key Features Part Number 20R-4179 (20R4179); interchangeable with 4P-2995, 0R-8471, 0R-8467, 7E-6193, 7E-8952, 7E-9585, 9Y-4982, 10R-8996 Applicable Engine Primary: c-aterpillar 3116; Secondary: c-at 3114, 3126 diesel engines (direct OEM perfect fit, zero compatibility issues) Product Condition Brand New OEM Standard / Remanufactured to c-at Original Factory Specific-ations; 100% Full Pre-Delivery Tested (leakage, spray pattern, pressure, flow rate full verific-ation) Control Type Mechanical Direct Injection; precision calibrated for c-at 3116 engine fuel supply system and heavy-duty operating characteristics Fuel Compatibility Standard diesel, low-sulfur diesel, high-sulfur diesel, marine diesel, biodiesel blends; built-in anti-coking, anti-impurity and anti-corrosion internal structure Net Weight 0.72kg – 0.78kg; compact and balanced weight for quick installation, disassembly and routine maintenance Installation Feature Plug-and-Play Direct Replacement; identical mounting holes, interface size and connection specs as original c-at injector, no modific-ation or extra calibration required 2. Core Performance & Technical Parameters Parameter Value Performance Advantage Injection Opening Pressure 30 ± 0.3 MPa Higher precision pressure tolerance than standard models, perfectly matched to c-at 3116 engine load and continuous heavy-duty operation, ensuring stable, thorough and efficient fuel combustion under full working conditions, eliminating power lag, fluctuation and weak acceleration issues completely Needle Valve Design Upgraded Heavy-Duty Case-Hardened Needle Seat Enhanced wear resistance, impact resistance and high-temperature fatigue durability, greatly extending service life under long-hour high-load operation, suitable for continuous heavy-duty work in harsh construction and mining sites Body Processing Precision Hydraulic Grinding & Mirror Finishing Ultra-smooth internal surface ensures ultra-precise fuel delivery and uniform cone atomization, effectively reducing fuel waste, black smoke and incomplete combustion, optimizing overall engine power output and response speed Needle-to-Body Gap Micron-Level Ultra-Precise Tolerance Guarantees zero fuel leakage under high working pressure, stable hydraulic performance and consistent engine power output, completely fixing idle jitter and sudden power drop problems Spray Pattern Optimized Fine Cone Atomization (OEM Standard) Significantly improves fuel combustion efficiency, cuts overall fuel consumption by 18%-22%, lowers exhaust emissions and meets global environmental standards for construction and mining machinery Service Life ≥ 3,000,000 Injection Cycles Strong resistance to oxidation, fuel corrosion and mechanical fatigue, performs stably in harsh environments like high dust, extreme temperature, humidity and continuous heavy load 3. Material & Structural Advantages Component Material & Craft Benefit for Users Injector Body High-strength forged alloy steel, precision CNC machining, multi-stage quenching heat treatment Withstands ultra-high fuel pressure and extreme temperature fluctuations, anti-deformation and anti-cracking, ensures long-term stable performance even in harsh construction, mining and marine sites Needle Valve Assembly Upgraded case-hardened high-carbon alloy steel, precision mirror grinding, anti-wear composite coating Minimizes long-term friction wear, maintains consistent injection accuracy for a long time, reduces maintenance frequency and lowers total equipment replacement costs Sealing Parts High-temperature & oil-resistant fluororubber, precision mold pressing, anti-aging treatment Effectively prevents fuel leakage and air intake, ensures smooth engine idle and steady acceleration, avoids abnormal noise, cylinder misfire and related mechanical failures 4. Applicable Equipment Models Equipment Type c-at Models Powered by 3116 Engine Excavators 320B, 322B, 325B, 330B series Wheel Loaders 928G, 938G, 950G, 950F series Motor Graders 120H, 140H, 160H series Other Heavy Equipment Backhoe loaders, industrial generators, marine power units, mining machinery, asphalt pavers, forklift trucks, agricultural tractors 5. Core Selling Points (Customer-Focused) Key Advantage Why Choose This 20R-4179 Injector 1:1 OEM Perfect Match Identical size, interface and mounting specific-ations as c-aterpillar original injector, direct plug-and-play replacement, no extra calibration or modific-ation needed, greatly saves maintenance downtime and labor costs Upgraded Heavy-Duty Durability Upgraded hardened needle valve and high-strength alloy body, resists daily wear, fuel corrosion, mechanical impact and fatigue, perfect for high-dust, high-load, long continuous working hours in harsh sites Precise Fuel Control & Higher Fuel Saving Micron-level precision machining and optimized fine cone atomization design ensure uniform and full fuel combustion, reduce black smoke emissions, cut fuel consumption and boost effective engine power output 100% Full Tested Quality Full inspection including high-pressure leakage test, spray pattern test, fuel pressure test and flow rate calibration before shipment, ultra-low failure rate, reliable performance and reduced customer purchase risks Wide Cross Compatibility Fully compatible with c-at 3116/3114/3126 engines and multiple heavy equipment models, one injector fits various machines, effectively lowers inventory pressure and long-term replacement costs for users 6. Common Replacement Symptoms Power Performance Issues: Engine weak acceleration, unstable idle speed, obvious power drop, difficult cold start in low temperature and humid environments Excessive Fuel Consumption: Visible increase in diesel usage, heavy black or white smoke from exhaust pipe, incomplete fuel combustion Leakage & Mechanical Noise: Fuel leakage around injector body, engine abnormal noise, frequent cylinder misfire during heavy-load operation Overall Performance Decline: Severe engine carbon deposition, reduced engine service life, unstable power output and poor response under load