The ARP head stud kit listed for AMC 401 with Indy cylinder head provides application-specific cylinder head studs and hardware for that engine assembly. Intended to secure the head to the block during rebuilds or high-stress engine use, the kit supplies the proper fasteners sized for the listed Indy-style head to ensure correct clamping and service compatibility when replacing original studs or bolts.
ARP AMC 401 w/Indy Cylinder Head Stud Kit