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ARP Studs 1989-1998 12V Part #: 247-4203


1989-1998 Cummins 12 Valve

This stud kit includes heat-treated chrome moly steel nut, washers and lube.

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