ARP Pro Series Cylinder Head Stud Kit
Pro series cylinder 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 220,000 psi. ARP Pro series kits are also available with 12-point nuts, and all kits come complete with hardened parallel washers for even load distribution and accurate torque readings.
Fits: 426 Hemi
Cylinder Head Studs, Pro Series, 12-Point Heads, Dodge, Plymouth, 1/2 in., Kit
Fastener Style: Stud
Thread Size: 1/2-20 in. RH
Undercut Stud: No
Head Style: 12-point
Fastener Material: 8740 Chromoly
Fastener Finish: Black oxide
Washers Included: Yes
Cut to Fit: No
Quantity: Sold as a kit.
Notes: Modified for 1/2 in.
NOTE: This is a special order item.