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ARP 3/8 x .875 drilled stainless-steel 12-point header bolt kit includes 12pt drilled bolts sized 3/8" x 0.875" for header flange installations requiring 12-point heads and drilled fasteners. The stainless finish resists corrosion in exhaust environments and the kit supplies properly sized bolts for reliable flange clamping during header installation or service.
ARP 3/8 x .875 drilled SS 12pt header bolt kit
