Part Number: 1043377 (also referenced as 104-3377)
Brand: DISA (aftermarket supplier, European origin)
OEM Equivalent: Caterpillar 1043377 fuel injector nozzle
Applications:
CAT 3406C engines (widely used in trucks, construction, and industrial equipment)
Compatible with certain SR4 industrial engines
Function: Controls and atomizes diesel fuel into the combustion chamber for optimal combustion efficiency
Condition: Available new (DISA aftermarket), OEM Caterpillar, and Cat Reman options
The 1043377 CAT 3406C NEW Injector (DISA aftermarket) is a fuel valve nozzle assembly designed for Caterpillar’s 3406C engine series. It ensures precise fuel atomization, efficient combustion, and reliable performance in heavy-duty applications.
1049453 NEW CAT INJECTOR 
