Caterpillar original 387-9426 Fuel Injector Replacement for OEM 241-3238, Compatible with CAT C7 C9 Engines, for Excavator 20R-8071, Cross Reference 10R-7225 for Construction original new injector

For fleet operators and equipment maintenance teams sourcing dependable diesel injection components for heavy-duty CAT power systems, the Caterpillar 387-9426 Fuel Injector is a purpose-built OEM replacement solution. Designed for CAT C7, C7.1 and 3126B heavy-duty diesel engines, this electronic unit injector is manufactured to strict OEM specifications to deliver precise fuel atomization, optimized combustion efficiency, reduced fuel consumption and lower emissions, with stable performance under high-load conditions and a 12-month warranty.

Every 387-9426 injector integrates industrial-grade design features to withstand harsh operating environments. Its precision fuel metering function and high-pressure injection technology meet modern diesel engine operating requirements, while precision-machined nozzle holes generate finer fuel droplets for cleaner, more complete combustion. Corrosion-resistant coated components and hardened steel construction resist fuel contamination and mechanical wear, meeting or exceeding Caterpillar’s official performance standards.

This versatile injector supports a broad range of heavy equipment across core industrial sectors: construction, mining, power generation, marine, agriculture and transportation. It is compatible with excavators, wheel loaders, motor graders, articulated dump trucks, generator sets, marine propulsion systems, agricultural machinery and heavy-duty trucks. Adhering to official installation and preventive maintenance protocols ensures proper fit and maximizes service life to minimize unplanned operational downtime.