ARP 247-4203 Diesel Head Stud Kit Dodge Cummins 5.9L 12V '89-'98

High-Strength ARP 2000 Alloy ConstructionRated At 220,000 Psi Tensile StrengthIncludes Chrome Moly Steel 12-Point NutsBlack Oxide Coating For Improved Corrosion ResistanceCenterless Ground To Ensure They Are Perfectly ConcentricImproved Clamping Force Prevents Cylinder Heads From LiftingBroached Stud Ends Install & Make Cylinder Head Removal EasierShot-Peened To Remove Any Surface Irregularities And Upgrade External IntegrityHeat-Treated Prior To Thread Rolling And Machining For Optimum Fatigue StrengthHardened Parallel Ground Washers For An Even Load Distribution And More Accurate Torque ReadingsComes With 0.5oz Of ARP Assembly Lubricant