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89-98 Dodge 5.9L 12 Valve Cummins ARP 12MM Cylinder Head Stud Kit

12mm Head stud kit for the 89-98 Dodge 5.9L 12 Valve Cummins Turbo Diesel


Machining of the rocker pedestals is required for the installation of these ARP studs! For more info, click here.

To overcome head gasket failure in truck and RV diesel engines, ARP offers extra heavy-duty head studs for GM, Dodge, and Ford applications.

  • Studs made of proprietary ARP 2000 material in Santa Paula, CA
  • Rated at 220,000 psi tensile strength
  • Ample clamping force prevents cylinder heads from lifting
  • Threads rolled after heat treatment for optimum fatigue strength
  • Centerless ground to assure perfect concentricity
  • Broached stud ends install & make cylinder head removal easier
  • Chrome moly steel 12-pt nuts & parallel-ground washers included

These studs are made from 4340 material and have a black oxide finish, 190 ksi min.
Made By ARP
Studs hold up to 80PSI of boost!

STUD SETS INCLUDE:
* 26 STUDS, NUTS & WASHERS
* ARP MOLY LUBE
* INSTRUCTIONS


All kits include 26 studs, nuts, 12pt nuts, assembly lube and instructions.

ARP: 247-4203

If you want to bottom tap your block before stud installation, the tap you need is M12mm 1.75.


Machining of the rockers is required for the installation of these ARP studs. For info, click here.

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Tags: arp , 12mm , dodge , 5.9L , 12 , valve , cummins , diesel , cylinder , head , stud , kit , ram , 247-4203