Caterpillar original Caterpillar 0R-1758 Common Rail Diesel Fuel Injector for 3508 3512 3516 3500A Engine Auto Spare Parts new injector original new injector

The Caterpillar 0R-1758 fuel injector assembly is engineered as a direct OEM replacement for CAT 3512A engines and the broader 3500A series, including 3508, 3512, and 3516 diesel engines. Compatible with part numbers 7C-9577, 7C-4182, 0R-1759, and 0R-1756, this injector is designed for use in generator sets, marine propulsion systems, offshore platforms, mining equipment, oilfield machinery, industrial compressors, and pump drive systems.

Featuring precision fuel metering, high pressure fuel delivery, and optimized spray characteristics, the 0R-1758 injector delivers precise fuel atomization and improved combustion efficiency, resulting in reduced emissions and maximum engine performance. The unit is constructed from industrial grade alloy materials with wear resistant internal components, ensuring excellent corrosion resistance and a long service life even under demanding operating conditions. Each injector is manufactured to OEM fit and function standards, guaranteeing proper installation and reliable operation within the CAT fuel injection system.

Routine maintenance includes using high quality diesel fuel, replacing fuel filters on a regular schedule, avoiding contaminated fuel, and inspecting the injector spray pattern and flow rate during scheduled service intervals. Operators should monitor return fuel volume, check fuel supply lines, replace sealing washers during installation, and record engine operating data to identify early signs of injector wear. Authorized OE numbers covered include 0R-1758, 7C-9577, 7C-4182, 0R-1759, 0R-1756, 3512A, and 3500A.