Caterpillar original Diesel Fuel Injector C9 for 330D 336D Excavator 10R-2828 10R2828 11R-1582 20R-8060 20R-8063 245-3516 266-4446 293-4071 original new original new injector

The Caterpillar C9 fuel injector 11R-1582 is an OEM-equivalent common rail injector engineered for the Caterpillar C9 ACERT engine family. Manufactured with CNC-machined components and micron-level nozzle tolerances, each unit is flow-calibrated to original equipment specifications to ensure stable injection pressure and consistent spray pattern. The heat-treated alloy steel construction combined with wear-resistant internal components and corrosion-resistant surfaces delivers long service life under continuous industrial duty cycles and high load operation. This injector provides improved fuel atomization, reduced fuel consumption, and lower exhaust emissions across demanding working environments.

The high-pressure common rail fuel injection system utilizes an ECU-controlled solenoid valve to manage precise injection timing and duration, resulting in better fuel economy, faster engine response, improved cold start performance, lower combustion noise, and increased engine lifespan. The injector is fully compatible with excavators 320D, 321D, 323D, 324D, 325D, 329D, 330D, and 336D, as well as wheel loaders 950H, 966H, and 972H. It is equally suitable for generator sets, mining machinery, marine engines, haul trucks, compressors, pumps, power units, and stationary industrial engines operating in construction, surface and underground mining, commercial vessels, offshore platforms, and prime or backup power applications.

Proper maintenance ensures optimal performance: use ultra-clean diesel fuel, replace fuel filters regularly, drain water separators frequently, and avoid contaminated fuel. During installation, replace sealing washers, clean the injector bore, use professional injector removal tools, verify fuel rail pressure, and perform injector coding if required. Periodic inspection of the fuel pressure system is recommended.