ARP valve cover bolt kit for Merlin block with Brodix big‑block heads, supplied as a 12‑point valve cover bolt kit. The set delivers 12‑point fasteners matched to the Merlin block/Brodix BB head configuration, giving installers the specified 12‑point hardware needed for valve cover attachment in that application.
ARP Merlin block, Brodix head BB 12pt valve cover bolt kit