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ARP head bolt kit for small-block Chevy with 18A standard-port heads provides the correct head bolts and hardware tailored to the 18A standard-port configuration. Specified for small-block Chevy engines using 18A standard-port heads, the kit matches the head-to-block fastening pattern to support correct installation and reliable reassembly.
ARP SB Chevy 18A standard port head bolt kit
