Caterpillar original  11R-0283 Diesel Fuel Injector for C3500B 3516C Engine D11R D11N 5230B 5130B Track Type Tractor Mining Excavator Replacement original new injector

The Caterpillar 11R-0283 fuel injector is engineered for the CAT 3512B engine platform, delivering reliable diesel fuel delivery across demanding industrial and heavy-duty operating environments. This unit injector is designed to meet OEM specifications, providing direct interchange capability with reference numbers 0R-8479 and 217-2570 for seamless installation in existing fuel systems without modification.

Featuring precision fuel atomization and high-pressure injection capability, this injector ensures consistent spray patterns and efficient combustion, contributing to improved fuel economy and reduced emissions. The heavy-duty industrial construction incorporates corrosion-resistant materials and high-temperature durability to withstand the rigorous conditions found in marine propulsion, offshore platforms, generator sets, mining equipment, and oilfield power systems. Each injector is built to deliver long service life and OEM fit and function for CAT 3512B HD, marine, generator, and power unit configurations.

Routine maintenance practices such as using clean diesel fuel, replacing filters at scheduled intervals, monitoring fuel pressure, and avoiding water contamination help maximize injector performance and longevity. During engine overhauls, injector bench testing, nozzle inspection, and seal replacement are recommended to maintain optimal fuel system integrity. This 11R-0283 injector assembly is a dependable replacement solution for operators of CAT 3512B-powered generator sets, marine engines, mining machinery, construction equipment, and railway diesel power systems worldwide.