The 130-1804 is a HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) used in Caterpillar 3300 Series
The 130-1804 is a HEUI (Hydraulically Actuated Electronically Controlled Unit Injector) used in Caterpillar 3300 Series diesel engines, including models like the 3406, 3412, and other heavy-duty applications.