Caterpillar original Common Rail Fuel Injector 10R-2977, Diesel Injector Assembly for Caterpillar C11 C13, Replacement for OEM 249-0707, Cross Reference 249-0712, 250-1309 original new injector

Precision-engineered for Caterpillar C13 engine platforms, the 10R-2977 electronic unit fuel injector is a heavy-duty diesel injection component built to meet or exceed OEM performance standards. Made of high-strength alloy steel with precision-machined bodies and OEM specification calibration, it delivers accurate high-pressure fuel atomization and optimized spray patterns to improve combustion efficiency, reduce fuel consumption and particulate emissions, enhance throttle response and cold-start performance, and maintain stable power output under harsh operating conditions.

This brand-new injector is compatible with all listed C13 variants, including C13 ACERT, industrial, generator, marine, and truck engine models. It fits diverse heavy-duty equipment such as heavy-duty trucks, excavators, wheel loaders, bulldozers, mining trucks, generator sets, marine diesel engines, industrial compressors, and pump drive engines, serving sectors including construction, mining, transportation, marine, power generation, oil and gas, agriculture, and manufacturing. It supports fleet maintenance, engine overhauls, preventive maintenance, OEM replacement, and aftermarket diesel engine servicing globally.

Each 10R-2977 injector passes 100% pre-delivery testing to guarantee consistent OEM-equivalent quality. It is packed in export-standard industrial packaging for global delivery, with support for bulk orders and distributor cooperation. Professional technical support and warranty services are also available, making it a dependable, cost-effective fuel injection solution for CAT C13 engine operators and maintenance partners.