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The ARP lower pulley bolt kit for small- and big-block Chevy engines includes stainless-steel 12-point 3/8-16 fasteners for lower pulley attachment. Designed as a direct-fit replacement, this hardware set suits pulley or balancer service work, providing corrosion-resistant stainless construction and correct thread engagement to ensure secure fastening at the crank pulley.
ARP SB/BB Chevy 3/8-16 12pt SS lower pulley bolt kit
