ARP Subaru WRX EJ20 & EJ25 Head Stud Kit
ARP Pro Series cylinder head studs are cold-forged to ensure molecular integrity. They're heat-treated prior to thread rolling and machining. ARP 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. With hundreds of models ready to ship, these cylinder head fasteners can be ordered for virtually any style engine.
Socket Size(s) 9/16 12pt, 3/16 Allen
Installation Instructions: https://arpinstructions.com/instructions/260-4701.pdf
This year has proven to be a bit different than expected, so we must note that there is the potential for shipping and inventory delays due to scarcity and other factors impacting our world. DRP remains fully committed to pursuing the completion of your purchase within a reasonable manner under the current circumstances. Feel free to contact us to confirm availability of your favorite items!
This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov