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The ARP head stud kit for small-block Chevy 18A heads features a raised 12-point configuration suited to that head design and is meant to secure the cylinder head reliably. Use it when a stable clamping system is required for rebuilds or high-load use, helping preserve gasket sealing and consistent torque under repeated heating and mechanical stresses.
ARP SB Chevy 18A raised 12pt head stud kit
