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ARP head stud kit for small-block Chevy 18A raised port head applications. This kit provides studs sized for 18A raised port heads so the cylinder heads can be secured with hardware matched to that configuration. Supplied to fit the raised port pattern, the set replaces factory fasteners with a stud solution tailored to ensure correct fit and clamping for those heads.
ARP SB Chevy 18A raised port head stud kit
