These Pro series 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 kits come complete with hardened parallel washers for an even load distribution and accurate torque readings.
Head Studs w/12-Point Nuts
Small Block Chrysler 5.7L 6.1L 6.4L Hemi