Keith Black specific ARP Head Stud set
For use with STAGE V Millennium Cylinder Heads (that have been modified to accept ½ in fasteners where required)
½ in diameter black oxide bullet stud, washer & 12pt nut for market leading clamping pressure of 16391 lb/cyl.
175% greater thread engagement
Keith Black HEMI® is the only product using cylinder head fasteners designed specifically for an Aluminum Engine Block
Complete set (includes 7/16 short valley studs)