Please note handling time is 3-5 business days. Thank you for your patience. Also please note our email address has changed to empireeliteparts@gmail.com. Please use this email address for all enquiries..
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 200,000 psi for the 8740 material. ARP Pro series kits are also available with hex nuts, and all kits come complete with hardened parallel washers .
Over size washers available for a better torque load distribution
Please note handling time is 3-5 business days. Thank you for your patience. Also please note our email address has changed to empireeliteparts@gmail.com. Please use this email address for all enquiries..
