Caterpillar 20R-0333 Fuel Injector For Caterpillar Diesel Engine 3054 TH83 TH103

20R-0333 Cat Reman Fuel Injector is a factory-rebuilt Cat fuel injector designed for Caterpillar 3054 diesel engines (TH83 TH103). This genuine Cat Reman part is manufactured to Caterpillar specifications for high-pressure fuel systems and carries the 20R-0333 identifier. It serves as a direct replacement for the original injector in 3054-series engines, ensuring proper fitment, electrical connector geometry, and fuel metering characteristics within the engine's fuel system. Compatible with 3054 engines configured as TH83 or TH103, it helps maintain reliable combustion and consistent engine performance in heavy equipment and power-generation applications that rely on the Cat 3054 family. By using a Cat Reman injector, operators can restore engine performance with a component manufactured to Cat standards and matched to the engine’s fuel-system design.