Improve the durability of your 12v Cummins with ARP625 Super Allow head studs. Increased strength for more security in your engine. Shop now.

Exact tolerances ensure that gaskets and cylinder heads just glide into position and align perfectly. These ARP Head Studs U/Cut (Under Cut) include 12-point nuts and are manufactured by ARP from premium 8740 chrome moly steel and heat treated to 190,000 psi.

Shop ARP Diesel Head Stud Kit 247-4203 for the 1989-1998 Dodge 5.9L Diesel 12V. XDP carries all the parts and accessories you need for the best diesel performance.

If you are running in excess of 45 PSI on your 12 valve Cummins, your stock head bolts are in serious danger of stretching, causing head gasket failure. ARP diesel head studs are good insurance against head gasket failure. Don't let a blown head gasket ruin your day at the track.

Jun 10, 2010 · Anyone know the exact dimensions of the ARP studs? Arp is on national backorder for these and i happen to have a blown head gasket now. I want to have some made but need dimensions. Any help would be greatly appreciated!

Head Stud Kit Dodge Cummins 5.9L 12V '89-'98, ARP2000, black oxide Kit #: 247-4203

These Pro series Head studs from ARP are cold-forged to ensure molecular integrity. They are heat-treated prior to thread rolling and machining and are rated at a whopping 190,000 psi. The Pro series kits are also available with 12-point nuts, and all kit.

Mar 29, 2025 · 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 hold up to 80PSI of boost! All kits include 26 studs, nuts, 12pt nuts, assembly lube and instructions. If you want to bottom tap your block before stud installation, the tap you need is M12mm 1.75.

The ARP Diesel Custom Age 625+ Head Stud Kit 247-4205 from XDP is the ideal upgrade for your competition or high-horsepower 1989-1998 Dodge 5.9L Diesel. ARP is the industry leader when it comes to fasteners and offers heavy-duty head studs for a …

This is a high quality, american made head stud kit for vw 12V VR6 Engine, brought to you by ARP out of california. This is absolutely the highest quality head stud kit you can find. We are genuine ARP Distributors so buying from us gaurantees you a valid warantee.