98-21 Cummins 5.9 & 6.7 ARP Head Stud Kit Engine And when extended

And when extended

Tow and Economy

in most cases a + 2Mpg has been reported

For racing applications this kit provides fuel flow to maintain fuel pressure to 26

Spartan and SCT Tuners - Edge and other tuner compatibility in development

98-21 Cummins 5.9 & 6.7 ARP Head Stud Kit Engine And when extended98 21 Dodge Ram 2500 3500 5. 9 & 6. 7 Cummins To overcome head gasket failures that can occur in diesel engines employed in truck and RV applications, industry leader ARP has introduced extra heavy duty head studs for the popular Ford, Dodge and GM powerplants. These ARP studs are rated at 220,000 psi tensile strength, and provide the clamping force required to keep cylinder heads from lifting due to higher combustion pressures. The studs are