Caterpillar original For Caterpillar C4.4 C6.6 C6.4 Engines Fuel Injector 10R-7671 320-0690 Excavator Parts 320D 323D Replacement for OEM 320-0677, 320-0680 original new injector

For industrial equipment operators, maintenance providers and spare parts distributors sourcing reliable Caterpillar fuel system components, the CAT C6 Series 10R-7671 fuel injector is a precision-built OEM-grade solution engineered for Caterpillar C6, C6.4 and C6.6 diesel engine platforms. Manufactured to align with Caterpillar’s official OEM specifications, this injector serves as a direct fit replacement for genuine CAT fuel system setups, with verified cross-reference part numbers to simplify parts matching for maintenance and overhaul projects.

Built for high-pressure common rail fuel systems, the 10R-7671 features a precision-machined nozzle, high-strength alloy construction and multi-hole atomization technology to deliver exact fuel metering at operating pressures up to 1800+ bar. Its electronically controlled design supports multiple injection events, optimizing combustion efficiency to boost power output, reduce fuel consumption, lower exhaust emissions and minimize engine noise during heavy-duty operation, while corrosion-resistant materials extend effective service life in demanding work environments.

This injector supports a wide range of industrial use cases across construction, mining, power generation, marine, agriculture and oil and gas sectors, fitting equipment including excavators, wheel loaders, motor graders, generator sets and marine propulsion systems. Backed by a 12-month warranty, it reduces long-term maintenance costs and delivers stable performance for B2B buyers, with available technical installation guidance and global shipping support to streamline spare parts procurement for operations of all sizes.