Caterpillar original 7C-4173 Common Rail Fuel Injector Assembly for 3508 3512 3516 3500A Engine Excavator Diesel Parts original new injector
Product Details
Caterpillar 7C-4173 fuel injector assembly
,original Caterpillar 3500A engine injector
,new Caterpillar 3516 diesel fuel injector
Caterpillar original 7C-4173 Common Rail Fuel Injector Assembly for 3508 3512 3516 3500A Engine Excavator Diesel Parts original new injector
|
Fuel Type |
Diesel |
|
Condition |
New |
|
Applicable Engine |
Caterpillar 3508, 3512, 3512A, 3516, 3516B Diesel Engines |
|
Injector Type |
Fuel Injector Assembly |
|
Quality Standard |
OEM |
|
Packaging |
Standard Export Packaging |
|
Fuel System |
Diesel Fuel Injection System |
|
OE Number |
7C-4173 |
|
Brand |
CAT |
|
Cross Number / Universal Number |
0R-2507, 0R2507, 7W-7032, 7W7032, CAT7C4173 |
|
Vehicle / Equipment Application |
Generator sets powered by CAT 3512A engines, marine propulsion systems utilizing CAT 3500 series engines, mining haul trucks and heavy-duty mining equipment, oilfield power generation systems, industrial diesel power plants |
|
Application Type |
Industrial, Marine, Generator, Mining, Oilfield |
The Caterpillar 7C-4173 fuel injector assembly is an OEM-grade diesel fuel injection component engineered for CAT 3500 series engines, including the 3508, 3512, 3512A, 3516, and 3516B models. Designed to deliver precise fuel metering and consistent spray patterns, this injector supports stable combustion across demanding operating environments such as marine propulsion, industrial generator sets, mining equipment, and oilfield power systems.
Manufactured with heavy-duty steel construction and corrosion-resistant materials, the 7C-4173 ensures long operational life under high-pressure and high-temperature conditions. The precision-machined nozzle promotes optimal fuel atomization, improving engine efficiency and fuel economy while reducing emissions. As a direct replacement injector with OEM-equivalent fitment, it installs without modification and restores original engine performance.
Regular maintenance of the fuel system, including timely filter replacement, use of clean diesel fuel, and periodic injector inspection, helps extend service intervals. Operators should monitor fuel consumption trends and conduct injector bench testing during major engine overhauls to ensure continued reliability. The Caterpillar 7C-4173 injector is a trusted solution for maintaining the performance and durability of CAT 3500 series diesel engines in heavy-duty industrial and field applications.
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