Caterpillar original 7C-0345 Common Rail Diesel Fuel Injector Replacement for OEM, 10R-3053, 0R-3052, 4P-9075, for Caterpillar various types of vehicles, cross reference parts original new injector

Engineered for demanding heavy-duty diesel operation, the CAT 7C-0345 (alternate OEM format 7C0345) is an OEM-equivalent direct replacement fuel injector designed for CAT 3500 series engines. It features full factory-validated fitment for 3512A engines, with configuration or serial number verification recommended for 3512, 3512B, 3508 and 3516 units. A full set of cross-reference numbers covering OEM, remanufactured and aftermarket part codes simplifies global sourcing and inventory alignment for B2B buyers.

Constructed from precision machined alloy steel with hardened internal components, the injector delivers precise fuel metering and ultra-fine atomization via CNC-drilled nozzle holes, synchronized to exact engine cycle timing to boost combustion efficiency, improve fuel economy and reduce emissions under continuous heavy loads. Every unit undergoes 100% multi-point inspection for leakage, flow consistency and spray pattern accuracy, with corrosion-resistant construction to withstand harsh marine and industrial operating environments.

This diesel injector supports a broad range of industrial use cases across marine propulsion, prime and emergency power generation, mining, oil and gas operations, construction and industrial manufacturing facilities. It comes with a 12-month standard warranty, is shipped in export-grade industrial packaging, and is supported by standardized installation, maintenance and fault diagnosis guidance to reduce unplanned downtime for fleet and equipment operators.