ARP Cylinder Head Stud 12 Point Nuts Chromoly Black Oxide - Aftermarket Head - Big Block Chevy - Kit SPB4 Comprised of multiple layers of

Comprised of multiple layers of synthetic media

making these bolts much stronger - up to five times stronger - than OEM bolts

New visor locking system central with double click

Axle king pin bosses are shipped factory reamed for easy installation and also feature threaded Panhard bar stud and shock mounts

M6 Anchors

ARP Cylinder Head Stud 12 Point Nuts Chromoly Black Oxide - Aftermarket Head - Big Block Chevy - Kit SPB4 Comprised of multiple layers ofProduct Description: Cylinder Head Stud Kit 12 Point Nuts Chromoly Black Oxide Aftermarket Head Big Block Chevy Since 1968, ARP is the fastener of champions and the world leader in fastener technology.