Fleece Performance OE Replacement 1.25mm Thickness Head Gasket 03-07 Ram 5.9L Cummins HSM-122012-66-01 The calibration plug is set

The calibration plug is set to the factory fluid level to prevent overfilling

possibly a little worse

The main purpose of the 2

but you can expect a 1" rear high stance when coupled with a 2

Fleece Performance OE Replacement 1.25mm Thickness Head Gasket 03-07 Ram 5.9L Cummins HSM-122012-66-01 The calibration plug is setWhen you have the unfortunante task of having to replace a head gasket in your 5. 9L Cummins, make sure you have a quality replacement head gasket. The Fleece Performance OE multi layer steel replacement head gasket is just the ticket. This gasket is designed as a direct replacement for the factory gasket and is a 1. 25mm thickness.