ARP Fasteners stainless steel 12 point header bolts with 3/8″ x 1.00″ UHC threads. Bolt kit includes washers. 1.000″ UHL3/8″ Thread5/16″ wrenchWasers includedSet of 12
Header Bolt – 3/8-16 in Thread – 1.000 in Long – Hex Head – Stainless – Polished – Universal – Set of 12
