The ARP 3/8 x .875 drilled stainless steel 12-point header bolt kit provides 3/8" bolts with a .875" grip length and 12-point heads, with drilled feature noted in the description. Intended for header or exhaust fastener applications that require this size and hole feature, it is listed as SS. Confirm the required bolt length and style for your installation before ordering to ensure fit.
ARP 3/8 x .875 Drilled SS 12pt Header Bolt Kit