This Cummins external fuel filter, part number 3957166, is a vital component for ensuring clean fuel delivery to the engine. It is widely cross-referenced with OEM part numbers E6NN9B618AA and 83917088, making it compatible with various Ford and New Holland agricultural and construction machinery including specific backhoe loaders and tractors. Designed to efficiently remove contaminants, this filter protects the fuel system and optimizes engine performance. With confirmed dimensions of 95 mm length and 51 mm diameter, it provides reliable filtration for the specified models.