Cummins 4089651 5.9L Cummins 0.20 Upper Engine Head Gasket Kit

Cummins 4089651 Twelve Valve 5.9L Cummins Upper Engine Head Gasket Kit This is a brand new complete upper engine head gasket kit manufactured by Cummins. The 4090035 gasket set is required to successfully replace the blown head gasket on your Cummins 5.9L ISB. If you own a twenty-four valve Cummins 5.9L Common Rail and you're having issues with a loss of heat or high engine coolant temperatures, then it may be time to replace your head gasket. If you own a 12 Valve Cummins 5.9L and you are having any of the following issues it's now time to look at this Cummins 5.9L rebuild kit to solve these conditions: Issues with loss of heat High engine coolant temperatures. Sounds of air bubbles are traveling through the dashboard. Dramatic engine temperature fluctuations. Loss of compression in select cylinders. This Twelve 5.9L Cummins upper engine head gasket kit application: 1989 to 1993 Dodge Ram D250 and W250 series trucks with the 5.9L Cummins 12 Valve motor. 1989 to 1993 Dodge Ram D350