Caterpillar original Common Rail Fuel Injector 387-9484, Replacement for OEM 236-0962, for C9 Engine, Cross Reference 459-8473, 188-8739, for E330D Excavator Engine Spare Parts original new injector

The Caterpillar 387-9484 diesel fuel injector is a heavy-duty, original replacement injection component engineered exclusively for CAT C9 and C9 ACERT diesel engine platforms. Designed to operate reliably in harsh industrial environments, it delivers precisely metered diesel fuel into the combustion chamber and supports optimized atomized spray, stable combustion, consistent engine power output, improved fuel economy, and compliant emissions performance. Its robust heavy-duty construction supports long service life under demanding industrial operating conditions.

This injector supports a comprehensive cross-reference database to simplify parts matching for B2B buyers, with compatible numbers including 20R-8068, 10R-7227, 236-0957, 241-3400, and additional market-linked part numbers for remanufactured, replacement, and supplier catalog use. It fits a wide range of equipment across construction, mining, power generation, and marine sectors, including E320D/E330D excavators, loaders, generator sets, and other heavy industrial machinery, and serves distributors, repair shops, fleet operators, engine rebuilders, and machinery owners.

To ensure correct fitment and avoid compatibility issues, buyers are required to verify the engine serial number, machine model, original injector part number, and trim code prior to ordering. Available in multiple condition options including new, aftermarket new, remanufactured, and exchange units, the injector delivers OE-style fitment, accurate fuel delivery, and long-lasting heavy-duty durability to support long service life and consistent performance for industrial equipment fleets.