Cummins 5679573 Crankcase Breather – ISX15 / X15 15L Diesel Engine Revise It replaces Navistar 492920C91 and

It replaces Navistar 492920C91 and pairs with the AF979M primary on International 4700

Paccar: K-121-87

Vocational and refuse chassis with 16

Rev HD: R1-D02

5 Pin Count 4 Sensor Type NOx Thread Size M20x1

Cummins 5679573 Crankcase Breather – ISX15 / X15 15L Diesel Engine Revise It replaces Navistar 492920C91 andThe Cummins 5679573 is a genuine OEM crankcase breather designed for Cummins ISX15 and X15 15 liter diesel engines. This breather element manages crankcase pressure by filtering blow by gases and separating oil mist before venting, protecting engine internals from contamination and maintaining proper crankcase vacuum for efficient operation. Signs You Need a New Crankcase Breather Excessive oil consumption or oil mist around the valve cover and