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This ARP lower pulley bolt kit is specified for SB/BB Chevy use and contains 3/8-16 12-point lower pulley bolts suitable for small-block and big-block Chevrolet engines. Provided as a dedicated hardware kit, it matches the thread size and 12pt head style required for lower pulley attachment, making it a practical choice when servicing or replacing lower pulley fasteners on those Chevy engines.
ARP SB/BB Chevy 3/8-16 12pt lower pulley bolt kit
