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This ARP 5/16‑24 hex nut kit (2 pack) supplies two machined hex nuts sized for 5/16‑24 threads for use in engine and hardware assemblies. Offered as a matched two-pack, these nuts provide a compact fastening option for repairs, rebuilds, or routine maintenance where 5/16‑24 fasteners are specified. The kit keeps replacement hardware on hand for reliable assembly tasks.
ARP 5/16 inch 24 Hex Nut Kit - 2 Pack
