original 0R-3051 Common Rail Fuel Injector for CAT 3508 3512 3516 3500A Engine 777B 785 789 Excavator Spare Part new injector original new original new injector

The 0R-3051 diesel fuel injector is specifically engineered for the 3512A engine family, delivering OEM-level performance across a wide range of heavy-duty applications. As a direct replacement for OE numbers 0R-3051, 127-8216, and 4W-7018, this injector assembly provides precise fuel atomization and stable injection timing, ensuring improved combustion efficiency and higher power output. It is fully compatible with 3512, 3512A, 3512B, 3516, and 3516B engines used in diesel generator sets, marine propulsion systems, offshore platforms, mining operations, oilfield power systems, and industrial power plants.

Manufactured to strict ISO 9001 quality standards, this fuel injector undergoes rigorous testing for spray pattern, leak-down performance, and flow balance to guarantee consistent reliability under demanding operating conditions. The injector contributes to reduced fuel consumption, lower exhaust emissions, and extended engine service life, helping operators minimize downtime and maintenance costs. Its robust construction and precision-machined internal components are designed to withstand the high pressures and temperatures typical of 3512A series engines.

For optimal performance and longevity, clean diesel fuel is recommended, along with regular filter replacement and periodic injector testing. The unit is installed in the cylinder head and serves as a critical component in maintaining stable engine operation and enhanced reliability. Backed by a 12-month warranty, the 0R-3051 injector is a trusted solution for power generation, marine, and industrial engine applications requiring dependable fuel delivery and long service intervals.