ARP Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide - Merlin II / III Blocks - Big Block Chevy AA0710AF2T54 Patented five-spoke center design for

Patented five-spoke center design for low moment of inertia

SPOD Touchscreen

They are anodized and constructed of 6061-T6 Aluminum

Performer 289

These pads require a bolt kit be used to convert the old style cotter pin calipers to these new style pads:

ARP Main Stud Kit - 12 Point Nuts - 4-Bolt Mains - Chromoly - Black Oxide - Merlin II / III Blocks - Big Block Chevy AA0710AF2T54 Patented five-spoke center design forARPs product line contains thousands of part numbers, and has expanded to include virtually every fastener found in an engine and driveline. These range from quality high performance OEM replacement parts to exotic specialty hardware for Formula 1, IndyCar, IMSA, NASCAR and NHRA drag racing and marine applications. Since 1968, ARP is the fastener of champions and the world leader in fastener technology. Product Description: Main Stud Kit 12 Point Nuts